<webview>: Move contentload event from content to chrome

content/browser/browser_plugin/browser_plugin_guest.cc

Index: content/browser/browser_plugin/browser_plugin_guest.cc
diff --git a/content/browser/browser_plugin/browser_plugin_guest.cc b/content/browser/browser_plugin/browser_plugin_guest.cc
index 1524e439b3b9ac1d3395904d9ccac8707eac805a..67443d63bd20fc1877d2b9bc0114d9d73dfe8777 100644
--- a/content/browser/browser_plugin/browser_plugin_guest.cc
+++ b/content/browser/browser_plugin/browser_plugin_guest.cc
@@ -416,10 +416,6 @@ void BrowserPluginGuest::Initialize(
   renderer_prefs->browser_handles_all_top_level_requests = false;
 
   notification_registrar_.Add(
-      this, NOTIFICATION_LOAD_COMPLETED_MAIN_FRAME,
-      Source<WebContents>(GetWebContents()));
-
-  notification_registrar_.Add(
       this, NOTIFICATION_RESOURCE_RECEIVED_REDIRECT,
       Source<WebContents>(GetWebContents()));
 
@@ -522,11 +518,6 @@ void BrowserPluginGuest::Observe(int type,
                                  const NotificationSource& source,
                                  const NotificationDetails& details) {
   switch (type) {
-    case NOTIFICATION_LOAD_COMPLETED_MAIN_FRAME: {
-      DCHECK_EQ(Source<WebContents>(source).ptr(), GetWebContents());
-      LoadHandlerCalled();
-      break;
-    }
     case NOTIFICATION_RESOURCE_RECEIVED_REDIRECT: {
       DCHECK_EQ(Source<WebContents>(source).ptr(), GetWebContents());
       ResourceRedirectDetails* resource_redirect_details =
@@ -820,10 +811,6 @@ void BrowserPluginGuest::SendMessageToEmbedder(IPC::Message* msg) {
   embedder_web_contents_->Send(msg);
 }
 
-void BrowserPluginGuest::LoadHandlerCalled() {
-  SendMessageToEmbedder(new BrowserPluginMsg_LoadHandlerCalled(instance_id()));
-}
-
 void BrowserPluginGuest::DragSourceEndedAt(int client_x, int client_y,
     int screen_x, int screen_y, WebKit::WebDragOperation operation) {
   web_contents()->GetRenderViewHost()->DragSourceEndedAt(client_x, client_y,