Browser plugin: Implement loadStart and loadAbort events

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 575e7908f633127e543d3ce643a7f9e6e60f5c96..1f878e98584b0bc431aa32548bc0647dd3e44b20 100644
--- a/content/browser/browser_plugin/browser_plugin_guest.cc
+++ b/content/browser/browser_plugin/browser_plugin_guest.cc
@@ -267,6 +267,18 @@ 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,