linux: Implement SetProgressBar API.

atom/browser/api/atom_api_app.cc

@@ -134,6 +134,13 @@ void App::ResolveProxy(const GURL& url, ResolveProxyCallback callback) {
   new ResolveProxyHelper(url, callback);
 }
 
+void App::SetDesktopName(const std::string& desktop_name) {
+#if defined(OS_LINUX)
+  scoped_ptr<base::Environment> env(base::Environment::Create());
+  env->SetVar("CHROME_DESKTOP", desktop_name);
+#endif
+}
+
 mate::ObjectTemplateBuilder App::GetObjectTemplateBuilder(
     v8::Isolate* isolate) {
   Browser* browser = Browser::Get();
@@ -151,7 +158,8 @@ mate::ObjectTemplateBuilder App::GetObjectTemplateBuilder(
       .SetMethod("setName", base::Bind(&Browser::SetName,
                                        base::Unretained(browser)))
       .SetMethod("getDataPath", &App::GetDataPath)
-      .SetMethod("resolveProxy", &App::ResolveProxy);
+      .SetMethod("resolveProxy", &App::ResolveProxy)
+      .SetMethod("setDesktopName", &App::SetDesktopName);
 }
 
 // static

atom/browser/api/atom_api_app.h

@@ -50,6 +50,7 @@ class App : public mate::EventEmitter,
  private:
   base::FilePath GetDataPath();
   void ResolveProxy(const GURL& url, ResolveProxyCallback callback);
+  void SetDesktopName(const std::string& desktop_name);
 
   DISALLOW_COPY_AND_ASSIGN(App);
 };

atom/browser/lib/init.coffee

@@ -77,6 +77,12 @@ setImmediate ->
   else if packageJson.name?
     app.setName packageJson.name
 
+  # Set application's desktop name.
+  if packageJson.desktopName?
+    app.setDesktopName packageJson.desktopName
+  else 
+    app.setDesktopName 'atom-shell.desktop'
+
   # Load the chrome extension support.
   require './chrome-extension.js'
 

atom/browser/native_window_views.cc

@@ -501,6 +501,10 @@ void NativeWindowViews::SetProgressBar(double progress) {
                               static_cast<int>(progress * 100),
                               progress);
   }
+#elif defined(USE_X11)
+  if (unity::IsRunning()) {
+    unity::SetProgressFraction(progress);
+  }
 #endif
 }