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

chrome/browser/ui/website_settings/permission_bubble_manager.cc

 // Copyright 2014 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 "chrome/browser/ui/website_settings/permission_bubble_manager.h"
 
 #include "base/command_line.h"
 #include "base/metrics/user_metrics_action.h"
 #include "chrome/browser/ui/website_settings/permission_bubble_request.h"
 #include "chrome/common/chrome_switches.h"
@@ skipping 102 matching lines @@
 
   view_ = view;
   if (view_)
     view_->SetDelegate(this);
   else
     return;
 
   ShowBubble();
 }
 
-void PermissionBubbleManager::DocumentOnLoadCompletedInMainFrame(
-    int32 page_id) {
+void PermissionBubbleManager::DocumentOnLoadCompletedInMainFrame() {
   request_url_has_loaded_ = true;
   // This is scheduled because while all calls to the browser have been
   // issued at DOMContentLoaded, they may be bouncing around in scheduled
   // callbacks finding the UI thread still. This makes sure we allow those
   // scheduled calls to AddRequest to complete before we show the page-load
   // permissions bubble.
   // TODO(gbillock): make this bind safe with a weak ptr.
   content::BrowserThread::PostTask(
       content::BrowserThread::UI, FROM_HERE,
       base::Bind(&PermissionBubbleManager::ShowBubble,
@@ skipping 104 matching lines @@
 }
 
 void PermissionBubbleManager::CancelPendingQueue() {
   std::vector<PermissionBubbleRequest*>::iterator requests_iter;
   for (requests_iter = queued_requests_.begin();
        requests_iter != queued_requests_.end();
        requests_iter++) {
     (*requests_iter)->RequestFinished();
   }
 }