Navigation transitions: Pass is_transition_navigation flag up to the embedder

content/browser/android/content_view_core_impl.h

 // Copyright 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_ANDROID_CONTENT_VIEW_CORE_IMPL_H_
 #define CONTENT_BROWSER_ANDROID_CONTENT_VIEW_CORE_IMPL_H_
 
 #include <vector>
 
 #include "base/android/jni_android.h"
@@ skipping 213 matching lines @@
   // This method is invoked when the request is deferred immediately after
   // receiving response headers.
   void DidDeferAfterResponseStarted(
       const scoped_refptr<net::HttpResponseHeaders>& headers,
       const GURL& url);
 
   // This method is invoked when a navigation transition is detected, to
   // determine if the embedder intends to handle it.
   bool WillHandleDeferAfterResponseStarted();
 
+  // This method is invoked when a navigation transition has started.
+  void DidStartNavigationTransitionForFrame(int64 frame_id);
+
   void OnSmartClipDataExtracted(const base::string16& text,
                                 const base::string16& html,
                                 const gfx::Rect& clip_rect);
 
   // Creates a popup menu with |items|.
   // |multiple| defines if it should support multi-select.
   // If not |multiple|, |selected_item| sets the initially selected item.
   // Otherwise, item's "checked" flag selects it.
   void ShowSelectPopupMenu(const gfx::Rect& bounds,
                            const std::vector<MenuItem>& items,
@@ skipping 144 matching lines @@
       java_bridge_dispatcher_host_;
 
   DISALLOW_COPY_AND_ASSIGN(ContentViewCoreImpl);
 };
 
 bool RegisterContentViewCore(JNIEnv* env);
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_ANDROID_CONTENT_VIEW_CORE_IMPL_H_