Move browser-to-renderer opener plumbing to frame routing IDs

content/browser/frame_host/render_frame_host_impl.h

 // Copyright 2013 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_FRAME_HOST_RENDER_FRAME_HOST_IMPL_H_
 #define CONTENT_BROWSER_FRAME_HOST_RENDER_FRAME_HOST_IMPL_H_
 
 #include <map>
 #include <vector>
 
@@ skipping 67 matching lines @@
   // The RFH will be initially placed on the swapped out hosts list.
   CREATE_RF_SWAPPED_OUT = 1 << 0,
   // The new RenderFrame is being created for a navigation of the
   // top-level frame.
   CREATE_RF_FOR_MAIN_FRAME_NAVIGATION = 1 << 1,
   // The RenderFrame is initially hidden.
   CREATE_RF_HIDDEN = 1 << 2,
   // The RenderFrameHost will have a new RenderWidgetHost created and
   // attached to it. This is used when the RenderFrameHost is in a different
   // process from its parent frame.
-  CREATE_RF_NEEDS_RENDER_WIDGET_HOST = 1 << 3
+  CREATE_RF_NEEDS_RENDER_WIDGET_HOST = 1 << 3,
+  // The RenderFrame will not have an opener frame assigned, even if the RFH's

[nasko, 2015/07/07 16:26:20]

nit: I think dropping "RFH's" still preserves the meaning without making it hard
to read/understand.

[alexmos, 2015/07/08 04:42:18]

Done.

+  // FrameTreeNode currently has an opener node.
+  CREATE_RF_SUPPRESS_OPENER = 1 << 4
 };
 
 class CONTENT_EXPORT RenderFrameHostImpl
     : public RenderFrameHost,
       public BrowserAccessibilityDelegate {
  public:
   typedef base::Callback<void(const ui::AXTreeUpdate&)>
       AXTreeSnapshotCallback;
 
   // Keeps track of the state of the RenderFrameHostImpl, particularly with
@@ skipping 638 matching lines @@
 
   // NOTE: This must be the last member.
   base::WeakPtrFactory<RenderFrameHostImpl> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(RenderFrameHostImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_FRAME_HOST_RENDER_FRAME_HOST_IMPL_H_