Move ClosePage() from RenderViewHost to WebContents.

content/browser/web_contents/web_contents_impl.cc

Index: content/browser/web_contents/web_contents_impl.cc
diff --git a/content/browser/web_contents/web_contents_impl.cc b/content/browser/web_contents/web_contents_impl.cc
index ca9d608125b98c3a6c70134462624547e992ed24..5386e17c39745a5f76bf71e673a1ae45b67010c6 100644
--- a/content/browser/web_contents/web_contents_impl.cc
+++ b/content/browser/web_contents/web_contents_impl.cc
@@ -681,6 +681,10 @@ int WebContentsImpl::GetFullscreenWidgetRoutingID() const {
   return fullscreen_widget_routing_id_;
 }
 
+void WebContentsImpl::ClosePage() {
+  static_cast<RenderViewHostImpl*>(GetRenderViewHost())->ClosePage();

[Charlie Reis, 2015/04/21 17:28:08]

GetRenderViewHostImpl() would take care of the cast for you.

(I may do another CL after this to kill GetRenderViewHostImpl and just make
GetRenderViewHost have a covariant return type, but no need to do that here.)

[nasko, 2015/04/29 17:09:27]

Thank you!

+}
+
 RenderWidgetHostView* WebContentsImpl::GetRenderWidgetHostView() const {
   return GetRenderManager()->GetRenderWidgetHostView();
 }
@@ -4010,7 +4014,7 @@ void WebContentsImpl::RouteCloseEvent(RenderViewHost* rvh) {
   // It is possible to receive it from one that has just been swapped in,
   // in which case we might as well deliver the message anyway.
   if (rvh->GetSiteInstance()->IsRelatedSiteInstance(GetSiteInstance()))
-    GetRenderViewHost()->ClosePage();
+    ClosePage();
 }
 
 bool WebContentsImpl::ShouldRouteMessageEvent(