Move ClosePage() from RenderViewHost to WebContents.

content/browser/renderer_host/render_view_host_impl.h

Index: content/browser/renderer_host/render_view_host_impl.h
diff --git a/content/browser/renderer_host/render_view_host_impl.h b/content/browser/renderer_host/render_view_host_impl.h
index ad98b92d6146f0f0c2222b0f3421d21067541031..799937b48f4be4b7f68adee7093d41b197c6a8f3 100644
--- a/content/browser/renderer_host/render_view_host_impl.h
+++ b/content/browser/renderer_host/render_view_host_impl.h
@@ -123,7 +123,6 @@ class CONTENT_EXPORT RenderViewHostImpl
   void AllowBindings(int binding_flags) override;
   void ClearFocusedElement() override;
   bool IsFocusedElementEditable() override;
-  void ClosePage() override;
   void CopyImageAt(int x, int y) override;
   void SaveImageAt(int x, int y) override;
   void DirectoryEnumerationFinished(
@@ -227,6 +226,8 @@ class CONTENT_EXPORT RenderViewHostImpl
   // longer on the stack when we attempt to swap it out.
   void SuppressDialogsUntilSwapOut();
 
+  void ClosePage();

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

This needs a comment now that it's not inherited.  Something like what we had in
render_view_host.h, but I think the ResourceDispatcherHost mention was stale.

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

Done.

+
   // Close the page ignoring whether it has unload events registers.
   // This is called after the beforeunload and unload events have fired
   // and the user has agreed to continue with closing the page.