Remove page IDs from three WebContentsObserver APIs that don't need it.

content/renderer/render_frame_impl.cc

 // Copyright 2013 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/renderer/render_frame_impl.h"
 
 #include <map>
 #include <string>
 
 #include "base/auto_reset.h"
@@ skipping 1996 matching lines @@
   FOR_EACH_OBSERVER(RenderViewObserver, render_view_->observers(),
                     DidFinishDocumentLoad(frame));
   FOR_EACH_OBSERVER(RenderFrameObserver, observers_, DidFinishDocumentLoad());
 
   // Check whether we have new encoding name.
   render_view_->UpdateEncoding(frame, frame->view()->pageEncoding().utf8());
 }
 
 void RenderFrameImpl::didHandleOnloadEvents(blink::WebLocalFrame* frame) {
   DCHECK(!frame_ || frame_ == frame);
-  if (!frame->parent()) {
-    Send(new FrameHostMsg_DocumentOnLoadCompleted(routing_id_,
-                                                  render_view_->page_id_));
-  }
+  if (!frame->parent())
+    Send(new FrameHostMsg_DocumentOnLoadCompleted(routing_id_));
 }
 
 void RenderFrameImpl::didFailLoad(blink::WebLocalFrame* frame,
                                   const blink::WebURLError& error) {
   DCHECK(!frame_ || frame_ == frame);
   // TODO(nasko): Move implementation here. No state needed.
   WebDataSource* ds = frame->dataSource();
   DCHECK(ds);
 
   FOR_EACH_OBSERVER(RenderViewObserver, render_view_->observers(),
@@ skipping 1361 matching lines @@
       weak_factory_.GetWeakPtr(),
       render_view_->media_player_manager_,
       stream_texture_factory,
       RenderThreadImpl::current()->GetMediaThreadMessageLoopProxy(),
       new RenderMediaLog());
 }
 
 #endif
 
 }  // namespace content