add did-navigate-in-page event to webview & webcontents (triggers on hash/ref changes, anchor links...), pass url into events

atom/browser/api/atom_api_web_contents.cc

@@ -566,7 +566,9 @@ void WebContents::DidNavigateMainFrame(
     const content::LoadCommittedDetails& details,
     const content::FrameNavigateParams& params) {
   if (details.is_navigation_to_different_page())
-    Emit("did-navigate-to-different-page");
+    Emit("did-navigate-to-different-page", params.url);
+  else if (details.is_in_page)
+    Emit("did-navigate-in-page", params.url);
 }
 
 void WebContents::TitleWasSet(content::NavigationEntry* entry,

atom/browser/lib/guest-view-manager.coffee

@@ -16,6 +16,7 @@ supportedWebViewEvents = [
   'new-window'
   'will-navigate'
   'did-navigate-to-different-page'
+  'did-navigate-in-page'
   'close'
   'crashed'
   'gpu-crashed'

atom/renderer/lib/web-view/guest-view-internal.coffee

@@ -17,7 +17,8 @@ WEB_VIEW_EVENTS =
   'console-message': ['level', 'message', 'line', 'sourceId']
   'new-window': ['url', 'frameName', 'disposition', 'options']
   'will-navigate': ['url']
-  'did-navigate-to-different-page': []
+  'did-navigate-to-different-page': ['url']
+  'did-navigate-in-page': ['url']
   'close': []
   'crashed': []
   'gpu-crashed': []