diff --git a/shell/browser/api/electron_api_app.cc b/shell/browser/api/electron_api_app.cc
index dd5cfe9330..b103a424fb 100644
--- a/shell/browser/api/electron_api_app.cc
+++ b/shell/browser/api/electron_api_app.cc
@@ -455,10 +455,10 @@ void GotPrivateKey(std::shared_ptr<content::ClientCertificateDelegate> delegate,
 }
 
 void OnClientCertificateSelected(
-    v8::Isolate* isolate,
+    v8::Isolate* const isolate,
     std::shared_ptr<content::ClientCertificateDelegate> delegate,
     std::shared_ptr<net::ClientCertIdentityList> identities,
-    gin::Arguments* args) {
+    gin::Arguments* const args) {
   if (args->Length() == 2) {
     delegate->ContinueWithCertificate(nullptr, nullptr);
     return;
@@ -473,8 +473,7 @@ void OnClientCertificateSelected(
 
   gin_helper::Dictionary cert_data;
   if (!gin::ConvertFromV8(isolate, val, &cert_data)) {
-    gin_helper::ErrorThrower(isolate).ThrowError(
-        "Must pass valid certificate object.");
+    args->ThrowTypeError("Must pass valid certificate object.");
     return;
   }
 
diff --git a/shell/browser/api/electron_api_service_worker_main.cc b/shell/browser/api/electron_api_service_worker_main.cc
index c6cc18a7cf..f239466893 100644
--- a/shell/browser/api/electron_api_service_worker_main.cc
+++ b/shell/browser/api/electron_api_service_worker_main.cc
@@ -21,7 +21,6 @@
 #include "shell/common/gin_converters/gurl_converter.h"
 #include "shell/common/gin_converters/value_converter.h"
 #include "shell/common/gin_helper/dictionary.h"
-#include "shell/common/gin_helper/error_thrower.h"
 #include "shell/common/gin_helper/handle.h"
 #include "shell/common/gin_helper/object_template_builder.h"
 #include "shell/common/gin_helper/promise.h"
diff --git a/shell/browser/api/electron_api_session.cc b/shell/browser/api/electron_api_session.cc
index 876fc93e82..14f87ac72e 100644
--- a/shell/browser/api/electron_api_session.cc
+++ b/shell/browser/api/electron_api_session.cc
@@ -1469,9 +1469,8 @@ v8::Local<v8::Promise> Session::ClearCodeCaches(
   return handle;
 }
 
-v8::Local<v8::Value> Session::ClearData(gin_helper::ErrorThrower thrower,
-                                        gin::Arguments* args) {
-  auto* isolate = JavascriptEnvironment::GetIsolate();
+v8::Local<v8::Value> Session::ClearData(gin::Arguments* const args) {
+  v8::Isolate* const isolate = JavascriptEnvironment::GetIsolate();
 
   BrowsingDataRemover::DataType data_type_mask = kClearDataTypeAll;
   std::vector<url::Origin> origins;
@@ -1501,7 +1500,7 @@ v8::Local<v8::Value> Session::ClearData(gin_helper::ErrorThrower thrower,
           options.Get("excludeOrigins", &exclude_origin_urls);
 
       if (has_origins_key && has_exclude_origins_key) {
-        thrower.ThrowError(
+        args->ThrowTypeError(
             "Cannot provide both 'origins' and 'excludeOrigins'");
         return v8::Undefined(isolate);
       }
@@ -1520,7 +1519,7 @@ v8::Local<v8::Value> Session::ClearData(gin_helper::ErrorThrower thrower,
 
         // Opaque origins cannot be used with this API
         if (origin.opaque()) {
-          thrower.ThrowError(absl::StrFormat(
+          args->ThrowTypeError(absl::StrFormat(
               "Invalid origin: '%s'", origin_url.possibly_invalid_spec()));
           return v8::Undefined(isolate);
         }
diff --git a/shell/browser/api/electron_api_session.h b/shell/browser/api/electron_api_session.h
index c69e21e724..da7b64be91 100644
--- a/shell/browser/api/electron_api_session.h
+++ b/shell/browser/api/electron_api_session.h
@@ -170,8 +170,7 @@ class Session final : public gin::Wrappable<Session>,
   v8::Local<v8::Value> GetPath(v8::Isolate* isolate);
   void SetCodeCachePath(gin::Arguments* args);
   v8::Local<v8::Promise> ClearCodeCaches(const gin_helper::Dictionary& options);
-  v8::Local<v8::Value> ClearData(gin_helper::ErrorThrower thrower,
-                                 gin::Arguments* args);
+  v8::Local<v8::Value> ClearData(gin::Arguments* args);
 #if BUILDFLAG(ENABLE_BUILTIN_SPELLCHECKER)
   base::Value GetSpellCheckerLanguages();
   void SetSpellCheckerLanguages(gin_helper::ErrorThrower thrower,
diff --git a/shell/browser/api/electron_api_system_preferences.cc b/shell/browser/api/electron_api_system_preferences.cc
index ca3c957759..053cd89728 100644
--- a/shell/browser/api/electron_api_system_preferences.cc
+++ b/shell/browser/api/electron_api_system_preferences.cc
@@ -7,7 +7,6 @@
 #include "shell/common/gin_converters/callback_converter.h"
 #include "shell/common/gin_converters/value_converter.h"
 #include "shell/common/gin_helper/dictionary.h"
-#include "shell/common/gin_helper/error_thrower.h"
 #include "shell/common/gin_helper/handle.h"
 #include "shell/common/node_includes.h"
 #include "ui/gfx/animation/animation.h"
diff --git a/shell/browser/api/electron_api_system_preferences_mac.mm b/shell/browser/api/electron_api_system_preferences_mac.mm
index eb9d3e972d..f0f39f43b9 100644
--- a/shell/browser/api/electron_api_system_preferences_mac.mm
+++ b/shell/browser/api/electron_api_system_preferences_mac.mm
@@ -367,13 +367,11 @@ void SystemPreferences::SetUserDefault(const std::string& name,
       }
     }
   } else {
-    gin_helper::ErrorThrower(args->isolate())
-        .ThrowTypeError("Invalid type: " + type);
+    args->ThrowTypeError("Invalid type: " + type);
     return;
   }
 
-  gin_helper::ErrorThrower(args->isolate())
-      .ThrowTypeError("Unable to convert value to: " + type);
+  args->ThrowTypeError("Unable to convert value to: " + type);
 }
 
 std::string SystemPreferences::GetAccentColor() {
diff --git a/shell/browser/api/electron_api_utility_process.cc b/shell/browser/api/electron_api_utility_process.cc
index fe6bde85ee..08bd1c95d7 100644
--- a/shell/browser/api/electron_api_utility_process.cc
+++ b/shell/browser/api/electron_api_utility_process.cc
@@ -26,7 +26,6 @@
 #include "shell/common/gin_converters/callback_converter.h"
 #include "shell/common/gin_converters/file_path_converter.h"
 #include "shell/common/gin_helper/dictionary.h"
-#include "shell/common/gin_helper/error_thrower.h"
 #include "shell/common/gin_helper/handle.h"
 #include "shell/common/gin_helper/object_template_builder.h"
 #include "shell/common/node_includes.h"
@@ -329,17 +328,17 @@ void UtilityProcessWrapper::Shutdown(uint64_t exit_code) {
   HandleTermination(exit_code);
 }
 
-void UtilityProcessWrapper::PostMessage(gin::Arguments* args) {
+void UtilityProcessWrapper::PostMessage(gin::Arguments* const args) {
   if (!node_service_remote_.is_connected())
     return;
 
   blink::TransferableMessage transferable_message;
-  gin_helper::ErrorThrower thrower(args->isolate());
+  v8::Isolate* const isolate = args->isolate();
 
   // |message| is any value that can be serialized to StructuredClone.
   v8::Local<v8::Value> message_value;
   if (args->GetNext(&message_value)) {
-    if (!electron::SerializeV8Value(args->isolate(), message_value,
+    if (!electron::SerializeV8Value(isolate, message_value,
                                     &transferable_message)) {
       // SerializeV8Value sets an exception.
       return;
@@ -350,31 +349,30 @@ void UtilityProcessWrapper::PostMessage(gin::Arguments* args) {
   std::vector<gin_helper::Handle<MessagePort>> wrapped_ports;
   if (args->GetNext(&transferables)) {
     std::vector<v8::Local<v8::Value>> wrapped_port_values;
-    if (!gin::ConvertFromV8(args->isolate(), transferables,
-                            &wrapped_port_values)) {
-      thrower.ThrowTypeError("transferables must be an array of MessagePorts");
+    if (!gin::ConvertFromV8(isolate, transferables, &wrapped_port_values)) {
+      args->ThrowTypeError("transferables must be an array of MessagePorts");
       return;
     }
 
     for (size_t i = 0; i < wrapped_port_values.size(); ++i) {
       if (!gin_helper::IsValidWrappable(wrapped_port_values[i],
                                         &MessagePort::kWrapperInfo)) {
-        thrower.ThrowTypeError(
+        args->ThrowTypeError(
             base::StrCat({"Port at index ", base::NumberToString(i),
                           " is not a valid port"}));
         return;
       }
     }
 
-    if (!gin::ConvertFromV8(args->isolate(), transferables, &wrapped_ports)) {
-      thrower.ThrowTypeError("Passed an invalid MessagePort");
+    if (!gin::ConvertFromV8(isolate, transferables, &wrapped_ports)) {
+      args->ThrowTypeError("Passed an invalid MessagePort");
       return;
     }
   }
 
   bool threw_exception = false;
-  transferable_message.ports = MessagePort::DisentanglePorts(
-      args->isolate(), wrapped_ports, &threw_exception);
+  transferable_message.ports =
+      MessagePort::DisentanglePorts(isolate, wrapped_ports, &threw_exception);
   if (threw_exception)
     return;
 
@@ -436,11 +434,10 @@ raw_ptr<UtilityProcessWrapper> UtilityProcessWrapper::FromProcessId(
 
 // static
 gin_helper::Handle<UtilityProcessWrapper> UtilityProcessWrapper::Create(
-    gin::Arguments* args) {
+    gin::Arguments* const args) {
   if (!Browser::Get()->is_ready()) {
-    gin_helper::ErrorThrower(args->isolate())
-        .ThrowTypeError(
-            "utilityProcess cannot be created before app is ready.");
+    args->ThrowTypeError(
+        "utilityProcess cannot be created before app is ready.");
     return {};
   }
 
diff --git a/shell/browser/api/electron_api_web_contents.cc b/shell/browser/api/electron_api_web_contents.cc
index 47820301da..4385a3f75e 100644
--- a/shell/browser/api/electron_api_web_contents.cc
+++ b/shell/browser/api/electron_api_web_contents.cc
@@ -3031,23 +3031,24 @@ void OnPDFCreated(gin_helper::Promise<v8::Local<v8::Value>> promise,
 }
 }  // namespace
 
-void WebContents::Print(gin::Arguments* args) {
-  auto options = gin_helper::Dictionary::CreateEmpty(args->isolate());
-  base::Value::Dict settings;
+void WebContents::Print(gin::Arguments* const args) {
+  v8::Isolate* const isolate = args->isolate();
+  auto options = gin_helper::Dictionary::CreateEmpty(isolate);
 
   if (args->Length() >= 1 && !args->GetNext(&options)) {
-    gin_helper::ErrorThrower(args->isolate())
-        .ThrowError("webContents.print(): Invalid print settings specified.");
+    args->ThrowTypeError(
+        "webContents.print(): Invalid print settings specified.");
     return;
   }
 
   printing::CompletionCallback callback;
   if (args->Length() == 2 && !args->GetNext(&callback)) {
-    gin_helper::ErrorThrower(args->isolate())
-        .ThrowError("webContents.print(): Invalid optional callback provided.");
+    args->ThrowTypeError(
+        "webContents.print(): Invalid optional callback provided.");
     return;
   }
 
+  base::Value::Dict settings;
   if (options.IsEmptyObject()) {
     content::RenderFrameHost* rfh = GetRenderFrameHostToUse(web_contents());
     if (!rfh)
@@ -3069,7 +3070,7 @@ void WebContents::Print(gin::Arguments* args) {
                options.ValueOrDefault("printBackground", false));
 
   // Set custom margin settings
-  auto margins = gin_helper::Dictionary::CreateEmpty(args->isolate());
+  auto margins = gin_helper::Dictionary::CreateEmpty(isolate);
   if (options.Get("margins", &margins)) {
     printing::mojom::MarginType margin_type =
         printing::mojom::MarginType::kDefaultMargins;
@@ -3349,11 +3350,10 @@ void WebContents::ReplaceMisspelling(const std::u16string& word) {
   web_contents()->ReplaceMisspelling(word);
 }
 
-uint32_t WebContents::FindInPage(gin::Arguments* args) {
+uint32_t WebContents::FindInPage(gin::Arguments* const args) {
   std::u16string search_text;
   if (!args->GetNext(&search_text) || search_text.empty()) {
-    gin_helper::ErrorThrower(args->isolate())
-        .ThrowError("Must provide a non-empty search content");
+    args->ThrowTypeError("Must provide a non-empty search content");
     return 0;
   }
 
diff --git a/shell/browser/auto_updater_mac.mm b/shell/browser/auto_updater_mac.mm
index 91c077b12e..cfc0755cdf 100644
--- a/shell/browser/auto_updater_mac.mm
+++ b/shell/browser/auto_updater_mac.mm
@@ -18,7 +18,6 @@
 #include "shell/browser/browser.h"
 #include "shell/common/gin_converters/value_converter.h"
 #include "shell/common/gin_helper/dictionary.h"
-#include "shell/common/gin_helper/error_thrower.h"
 
 namespace auto_updater {
 
@@ -31,8 +30,7 @@ bool g_update_available = false;
 }  // namespace
 
 // static
-void AutoUpdater::SetFeedURL(gin::Arguments* args) {
-  gin_helper::ErrorThrower thrower(args->isolate());
+void AutoUpdater::SetFeedURL(gin::Arguments* const args) {
   gin_helper::Dictionary opts;
 
   std::string feed;
@@ -45,7 +43,7 @@ void AutoUpdater::SetFeedURL(gin::Arguments* args) {
     }
   } else if (args->GetNext(&opts)) {
     if (!opts.Get("url", &feed)) {
-      thrower.ThrowError(
+      args->ThrowTypeError(
           "Expected options object to contain a 'url' string property in "
           "setFeedUrl call");
       return;
@@ -53,11 +51,11 @@ void AutoUpdater::SetFeedURL(gin::Arguments* args) {
     opts.Get("headers", &requestHeaders);
     opts.Get("serverType", &serverType);
     if (serverType != "default" && serverType != "json") {
-      thrower.ThrowError("Expected serverType to be 'default' or 'json'");
+      args->ThrowTypeError("Expected serverType to be 'default' or 'json'");
       return;
     }
   } else {
-    thrower.ThrowError(
+    args->ThrowTypeError(
         "Expected an options object with a 'url' property to be provided");
     return;
   }
diff --git a/shell/browser/browser_mac.mm b/shell/browser/browser_mac.mm
index e7a4468649..c4fddaa05a 100644
--- a/shell/browser/browser_mac.mm
+++ b/shell/browser/browser_mac.mm
@@ -137,13 +137,10 @@ void Browser::Focus(gin::Arguments* args) {
   gin_helper::Dictionary opts;
   bool steal_focus = false;
 
-  if (args->GetNext(&opts)) {
-    gin_helper::ErrorThrower thrower(args->isolate());
-    if (!opts.Get("steal", &steal_focus)) {
-      thrower.ThrowError(
-          "Expected options object to contain a 'steal' boolean property");
-      return;
-    }
+  if (args->GetNext(&opts) && !opts.Get("steal", &steal_focus)) {
+    args->ThrowTypeError(
+        "Expected options object to contain a 'steal' boolean property");
+    return;
   }
 
   [[AtomApplication sharedApplication] activateIgnoringOtherApps:steal_focus];
diff --git a/shell/browser/electron_browser_context.cc b/shell/browser/electron_browser_context.cc
index 18fccacaba..f33da02471 100644
--- a/shell/browser/electron_browser_context.cc
+++ b/shell/browser/electron_browser_context.cc
@@ -66,7 +66,6 @@
 #include "shell/common/electron_paths.h"
 #include "shell/common/gin_converters/frame_converter.h"
 #include "shell/common/gin_helper/dictionary.h"
-#include "shell/common/gin_helper/error_thrower.h"
 #include "shell/common/options_switches.h"
 #include "shell/common/thread_restrictions.h"
 #include "third_party/blink/public/common/page/page_zoom.h"
@@ -681,7 +680,7 @@ void ElectronBrowserContext::SetDisplayMediaRequestHandler(
 void ElectronBrowserContext::DisplayMediaDeviceChosen(
     const content::MediaStreamRequest& request,
     content::MediaResponseCallback callback,
-    gin::Arguments* args) {
+    gin::Arguments* const args) {
   blink::mojom::StreamDevicesSetPtr stream_devices_set =
       blink::mojom::StreamDevicesSet::New();
   v8::Local<v8::Value> result;
@@ -693,10 +692,9 @@ void ElectronBrowserContext::DisplayMediaDeviceChosen(
   }
   gin_helper::Dictionary result_dict;
   if (!gin::ConvertFromV8(args->isolate(), result, &result_dict)) {
-    gin_helper::ErrorThrower(args->isolate())
-        .ThrowTypeError(
-            "Display Media Request streams callback must be called with null "
-            "or a valid object");
+    args->ThrowTypeError(
+        "Display Media Request streams callback must be called with null "
+        "or a valid object");
     std::move(callback).Run(
         blink::mojom::StreamDevicesSet(),
         blink::mojom::MediaStreamRequestResult::CAPTURE_FAILURE, nullptr);
@@ -735,9 +733,8 @@ void ElectronBrowserContext::DisplayMediaDeviceChosen(
           content::DesktopMediaID::Parse(video_device.id));
       devices.video_device = video_device;
     } else {
-      gin_helper::ErrorThrower(args->isolate())
-          .ThrowTypeError(
-              "video must be a WebFrameMain or DesktopCapturerSource");
+      args->ThrowTypeError(
+          "video must be a WebFrameMain or DesktopCapturerSource");
       std::move(callback).Run(
           blink::mojom::StreamDevicesSet(),
           blink::mojom::MediaStreamRequestResult::CAPTURE_FAILURE, nullptr);
@@ -784,10 +781,9 @@ void ElectronBrowserContext::DisplayMediaDeviceChosen(
           GetAudioDesktopMediaId(request.requested_audio_device_ids));
       devices.audio_device = audio_device;
     } else {
-      gin_helper::ErrorThrower(args->isolate())
-          .ThrowTypeError(
-              "audio must be a WebFrameMain, \"loopback\" or "
-              "\"loopbackWithMute\"");
+      args->ThrowTypeError(
+          "audio must be a WebFrameMain, \"loopback\" or "
+          "\"loopbackWithMute\"");
       std::move(callback).Run(
           blink::mojom::StreamDevicesSet(),
           blink::mojom::MediaStreamRequestResult::CAPTURE_FAILURE, nullptr);
@@ -796,9 +792,8 @@ void ElectronBrowserContext::DisplayMediaDeviceChosen(
   }
 
   if ((video_requested && !has_video)) {
-    gin_helper::ErrorThrower(args->isolate())
-        .ThrowTypeError(
-            "Video was requested, but no video stream was provided");
+    args->ThrowTypeError(
+        "Video was requested, but no video stream was provided");
     std::move(callback).Run(
         blink::mojom::StreamDevicesSet(),
         blink::mojom::MediaStreamRequestResult::CAPTURE_FAILURE, nullptr);
diff --git a/shell/browser/ui/cocoa/electron_bundle_mover.h b/shell/browser/ui/cocoa/electron_bundle_mover.h
index 5c94495260..59b48e099e 100644
--- a/shell/browser/ui/cocoa/electron_bundle_mover.h
+++ b/shell/browser/ui/cocoa/electron_bundle_mover.h
@@ -26,8 +26,7 @@ class ElectronBundleMover {
   static bool IsCurrentAppInApplicationsFolder();
 
  private:
-  static bool ShouldContinueMove(gin_helper::ErrorThrower thrower,
-                                 BundlerMoverConflictType type,
+  static bool ShouldContinueMove(BundlerMoverConflictType type,
                                  gin::Arguments* args);
 };
 
diff --git a/shell/browser/ui/cocoa/electron_bundle_mover.mm b/shell/browser/ui/cocoa/electron_bundle_mover.mm
index 3eb2692594..630b98c337 100644
--- a/shell/browser/ui/cocoa/electron_bundle_mover.mm
+++ b/shell/browser/ui/cocoa/electron_bundle_mover.mm
@@ -328,9 +328,9 @@ bool IsApplicationAtPathRunning(NSString* bundlePath) {
 
 namespace electron {
 
-bool ElectronBundleMover::ShouldContinueMove(gin_helper::ErrorThrower thrower,
-                                             BundlerMoverConflictType type,
-                                             gin::Arguments* args) {
+bool ElectronBundleMover::ShouldContinueMove(
+    const BundlerMoverConflictType type,
+    gin::Arguments* const args) {
   gin::Dictionary options(args->isolate());
   bool hasOptions = args->GetNext(&options);
   base::OnceCallback<v8::Local<v8::Value>(BundlerMoverConflictType)>
@@ -345,7 +345,7 @@ bool ElectronBundleMover::ShouldContinueMove(gin_helper::ErrorThrower thrower,
       // we only want to throw an error if a user has returned a non-boolean
       // value; this allows for client-side error handling should something in
       // the handler throw
-      thrower.ThrowError("Invalid conflict handler return type.");
+      args->ThrowTypeError("Invalid conflict handler return type.");
     }
   }
   return true;
@@ -406,8 +406,8 @@ bool ElectronBundleMover::Move(gin_helper::ErrorThrower thrower,
       // But first, make sure that it's not running
       if (IsApplicationAtPathRunning(destinationPath)) {
         // Check for callback handler and get user choice for open/quit
-        if (!ShouldContinueMove(
-                thrower, BundlerMoverConflictType::kExistsAndRunning, args))
+        if (!ShouldContinueMove(BundlerMoverConflictType::kExistsAndRunning,
+                                args))
           return false;
 
         // Unless explicitly denied, give running app focus and terminate self
@@ -420,8 +420,7 @@ bool ElectronBundleMover::Move(gin_helper::ErrorThrower thrower,
         return true;
       } else {
         // Check callback handler and get user choice for app trashing
-        if (!ShouldContinueMove(thrower, BundlerMoverConflictType::kExists,
-                                args))
+        if (!ShouldContinueMove(BundlerMoverConflictType::kExists, args))
           return false;
 
         // Unless explicitly denied, attempt to trash old app
diff --git a/shell/common/gin_converters/osr_converter.cc b/shell/common/gin_converters/osr_converter.cc
index 55b94f855c..0f5e6ffc0c 100644
--- a/shell/common/gin_converters/osr_converter.cc
+++ b/shell/common/gin_converters/osr_converter.cc
@@ -16,7 +16,6 @@
 #endif
 #include "shell/common/gin_converters/gfx_converter.h"
 #include "shell/common/gin_converters/optional_converter.h"
-#include "shell/common/gin_helper/error_thrower.h"
 #include "shell/common/node_includes.h"
 #include "shell/common/node_util.h"