Fix RenderWidgetHostViewGuest leak.

content/browser/web_contents/web_contents_view_guest.h

Index: content/browser/web_contents/web_contents_view_guest.h
diff --git a/content/browser/web_contents/web_contents_view_guest.h b/content/browser/web_contents/web_contents_view_guest.h
index ae72f5b442a71fb9bc8cd989b7061a5f216426cb..26d4fef8f2a5b1516492777d78358d18f6d930c0 100644
--- a/content/browser/web_contents/web_contents_view_guest.h
+++ b/content/browser/web_contents/web_contents_view_guest.h
@@ -59,9 +59,9 @@ class WebContentsViewGuest : public WebContentsView,
   virtual void CreateView(const gfx::Size& initial_size,
                           gfx::NativeView context) override;
   virtual RenderWidgetHostViewBase* CreateViewForWidget(
-      RenderWidgetHost* render_widget_host) override;
+      RenderWidgetHost* render_widget_host, bool is_guest_view_hack) override;
   virtual RenderWidgetHostViewBase* CreateViewForPopupWidget(
-      RenderWidgetHost* render_widget_host) override;
+      RenderWidgetHost* render_widget_host, bool is_guest_view_hack) override;
   virtual void SetPageTitle(const base::string16& title) override;
   virtual void RenderViewCreated(RenderViewHost* host) override;
   virtual void RenderViewSwappedIn(RenderViewHost* host) override;