Make search icon in omnibox results hidpi

chrome/browser/extensions/extension_service.h

Index: chrome/browser/extensions/extension_service.h
diff --git a/chrome/browser/extensions/extension_service.h b/chrome/browser/extensions/extension_service.h
index 448b62f1eb8ad62ebbddd8bd1e9b6d06e52aa65c..16296626f187fc037463b0bdc843195d8d11fcb0 100644
--- a/chrome/browser/extensions/extension_service.h
+++ b/chrome/browser/extensions/extension_service.h
@@ -384,11 +384,11 @@ class ExtensionService
   bool ExtensionBindingsAllowed(const GURL& url);
 
   // Returns the icon to display in the omnibox for the given extension.
-  const SkBitmap& GetOmniboxIcon(const std::string& extension_id);
+  gfx::Image GetOmniboxIcon(const std::string& extension_id);
 
   // Returns the icon to display in the omnibox popup window for the given
   // extension.
-  const SkBitmap& GetOmniboxPopupIcon(const std::string& extension_id);
+  gfx::Image GetOmniboxPopupIcon(const std::string& extension_id);
 
   // Called when the initial extensions load has completed.
   virtual void OnLoadedInstalledExtensions();