Browser plugin: Implement loadStart and loadAbort events

content/browser/browser_plugin/browser_plugin_guest.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/browser/browser_plugin/browser_plugin_guest.h"
 
 #include <algorithm>
 
 #include "content/browser/browser_plugin/browser_plugin_guest_helper.h"
 #include "content/browser/browser_plugin/browser_plugin_host_factory.h"
@@ skipping 249 matching lines @@
   gfx::Rect screen_pos(initial_pos);
   screen_pos.Offset(guest_rect_.origin());
   static_cast<WebContentsImpl*>(web_contents())->ShowCreatedWidget(route_id,
                                                                    screen_pos);
 }
 
 void BrowserPluginGuest::SetCursor(const WebCursor& cursor) {
   cursor_ = cursor;
 }
 
+void BrowserPluginGuest::DidStartProvisionalLoadForFrame(
+    int64 frame_id,
+    bool is_main_frame,
+    const GURL& validated_url,
+    bool is_error_page,
+    RenderViewHost* render_view_host) {
+  // Inform the embedder of the loadStart.
+  SendMessageToEmbedder(
+      new BrowserPluginMsg_LoadStart(instance_id(),
+                                     validated_url,
+                                     is_main_frame));
+}
 void BrowserPluginGuest::DidCommitProvisionalLoadForFrame(
     int64 frame_id,
     bool is_main_frame,
     const GURL& url,
     PageTransition transition_type,
     RenderViewHost* render_view_host) {
   // Inform its embedder of the updated URL.
   if (is_main_frame)
     SendMessageToEmbedder(
         new BrowserPluginMsg_DidNavigate(
@@ skipping 17 matching lines @@
     iter.Advance();
   }
 }
 
 void BrowserPluginGuest::SendMessageToEmbedder(IPC::Message* msg) {
   DCHECK(embedder_render_process_host());
   embedder_render_process_host()->Send(msg);
 }
 
 }  // namespace content