Fix for renderer visibility on Android that doesn't break Aura and Mac.

content/browser/renderer_host/render_widget_host_impl.h

 // 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.
 
 #ifndef CONTENT_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_IMPL_H_
 #define CONTENT_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_IMPL_H_
 
 #include <deque>
 #include <list>
 #include <map>
@@ skipping 678 matching lines @@
 
   // The ID of the corresponding object in the Renderer Instance.
   int routing_id_;
 
   // The ID of the surface corresponding to this render widget.
   int surface_id_;
 
   // Indicates whether a page is loading or not.
   bool is_loading_;
 
-  // Indicates whether a page is hidden or not.
+  // Indicates whether a page is hidden or not. It has to stay in sync with the
+  // most recent call to process_->WidgetRestored() / WidgetHidden().
   bool is_hidden_;
 
   // Indicates whether a page is fullscreen or not.
   bool is_fullscreen_;
 
   // Set if we are waiting for a repaint ack for the view.
   bool repaint_ack_pending_;
 
   // True when waiting for RESIZE_ACK.
   bool resize_ack_pending_;
@@ skipping 134 matching lines @@
   typedef std::map<int,
       base::Callback<void(const unsigned char*, size_t)> > PendingSnapshotMap;
   PendingSnapshotMap pending_browser_snapshots_;
 
   DISALLOW_COPY_AND_ASSIGN(RenderWidgetHostImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_IMPL_H_