Kill PropertyBag, switch WebContents to SupportsUserData.

content/browser/web_contents/web_contents_impl.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/web_contents/web_contents_impl.h"
 
 #include <utility>
 
 #include "base/command_line.h"
 #include "base/metrics/histogram.h"
@@ skipping 701 matching lines @@
 content::BrowserContext* WebContentsImpl::GetBrowserContext() const {
   return controller_.GetBrowserContext();
 }
 
 const GURL& WebContentsImpl::GetURL() const {
   // We may not have a navigation entry yet
   NavigationEntry* entry = controller_.GetActiveEntry();
   return entry ? entry->GetVirtualURL() : GURL::EmptyGURL();
 }
 
-
-const base::PropertyBag* WebContentsImpl::GetPropertyBag() const {
-  return &property_bag_;
-}
-
-base::PropertyBag* WebContentsImpl::GetPropertyBag() {
-  return &property_bag_;
-}
-
 content::WebContentsDelegate* WebContentsImpl::GetDelegate() {
   return delegate_;
 }
 
 void WebContentsImpl::SetDelegate(content::WebContentsDelegate* delegate) {
   // TODO(cbentzel): remove this debugging code?
   if (delegate == delegate_)
     return;
   if (delegate_)
     delegate_->Detach(this);
@@ skipping 2470 matching lines @@
       old_browser_plugin_host()->embedder_render_process_host();
   *embedder_container_id = old_browser_plugin_host()->instance_id();
   int embedder_process_id =
       embedder_render_process_host ? embedder_render_process_host->GetID() : -1;
   if (embedder_process_id != -1) {
     *embedder_channel_name =
         StringPrintf("%d.r%d", render_view_host->GetProcess()->GetID(),
                      embedder_process_id);
   }
 }