InstantExtended: Add js api for custom logo.

chrome/browser/ui/browser_window.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 CHROME_BROWSER_UI_BROWSER_WINDOW_H_
 #define CHROME_BROWSER_UI_BROWSER_WINDOW_H_
 
 #include "base/callback_forward.h"
 #include "chrome/browser/lifetime/application_lifetime.h"
 #include "chrome/browser/ui/base_window.h"
@@ skipping 317 matching lines @@
   virtual void HideInstant() = 0;
 
   // Returns the desired bounds for instant in screen coordinates. Note that if
   // instant isn't currently visible this returns the bounds instant would be
   // placed at.
   virtual gfx::Rect GetInstantBounds() = 0;
 
   // Checks if an instant's tab contents is being shown.
   virtual bool IsInstantTabShowing() = 0;
 
+  // Indicates whether the search provider has a custom logo for the NTP.
+  virtual void SetInstantHasCustomLogo(bool has_logo) = 0;
+
   // Return the correct disposition for a popup window based on |bounds|.
   virtual WindowOpenDisposition GetDispositionForPopupBounds(
       const gfx::Rect& bounds) = 0;
 
   // Construct a FindBar implementation for the |browser|.
   virtual FindBar* CreateFindBar() = 0;
 
   // Updates the |top_y| where the top of the constrained window should be
   // positioned. When implemented, the method returns true and the value of
   // |top_y| is non-negative. When not implemented, the method returns false and
@@ skipping 65 matching lines @@
 
   // Returns the ToolbarView.
   virtual ToolbarView* GetToolbarView() const = 0;
 #endif
 
  protected:
   virtual ~BrowserWindowTesting() {}
 };
 
 #endif  // CHROME_BROWSER_UI_BROWSER_WINDOW_H_