Fix RenderWidgetHostViewGuest leak.

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 "base/message_loop/message_loop.h"
 #include "base/pickle.h"
@@ skipping 520 matching lines @@
   // to initialize the browser-side state now so that the RenderFrameHostManager
   // does not create a new RenderView on navigation.
   if (has_render_view_) {
     // This will trigger a callback to RenderViewReady after a round-trip IPC.
     static_cast<RenderViewHostImpl*>(
         GetWebContents()->GetRenderViewHost())->Init();
     WebContentsViewGuest* web_contents_view =
         static_cast<WebContentsViewGuest*>(GetWebContents()->GetView());
     if (!web_contents()->GetRenderViewHost()->GetView()) {
       web_contents_view->CreateViewForWidget(
-          web_contents()->GetRenderViewHost());
+          web_contents()->GetRenderViewHost(), true);
     }
   }
 
   Initialize(browser_plugin_instance_id, params, embedder_web_contents);
 
   SendQueuedMessages();
 
   // Create a swapped out RenderView for the guest in the embedder render
   // process, so that the embedder can access the guest's window object.
   // On reattachment, we can reuse the same swapped out RenderView because
@@ skipping 261 matching lines @@
 void BrowserPluginGuest::OnImeCompositionRangeChanged(
       const gfx::Range& range,
       const std::vector<gfx::Rect>& character_bounds) {
   static_cast<RenderWidgetHostViewBase*>(
       web_contents()->GetRenderWidgetHostView())->ImeCompositionRangeChanged(
           range, character_bounds);
 }
 #endif
 
 }  // namespace content