Navigation transitions: Pass is_transition_navigation flag up to the embedder

content/public/browser/page_navigator.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.
 
 // PageNavigator defines an interface that can be used to express the user's
 // intention to navigate to a particular URL.  The implementing class should
 // perform the navigation.
 
 #ifndef CONTENT_PUBLIC_BROWSER_PAGE_NAVIGATOR_H_
 #define CONTENT_PUBLIC_BROWSER_PAGE_NAVIGATOR_H_
@@ skipping 65 matching lines @@
   GlobalRequestID transferred_global_request_id;
 
   // Indicates whether this navigation should replace the current
   // navigation entry.
   bool should_replace_current_entry;
 
   // Indicates whether this navigation was triggered while processing a user
   // gesture if the navigation was initiated by the renderer.
   bool user_gesture;
 
+  bool is_transition_navigation;

[jam, 2014/07/01 16:14:15]

ditto

+
  private:
   OpenURLParams();
 };
 
 class PageNavigator {
  public:
   virtual ~PageNavigator() {}
 
   // Opens a URL with the given disposition.  The transition specifies how this
   // navigation should be recorded in the history system (for example, typed).
   // Returns the WebContents the URL is opened in, or NULL if the URL wasn't
   // opened immediately.
   virtual WebContents* OpenURL(const OpenURLParams& params) = 0;
 };
 
 }  // namespace content
 
 #endif  // CONTENT_PUBLIC_BROWSER_PAGE_NAVIGATOR_H_