Render extension URLs similar to EV certs

chrome/browser/ui/cocoa/location_bar/location_bar_view_mac.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_COCOA_LOCATION_BAR_LOCATION_BAR_VIEW_MAC_H_
 #define CHROME_BROWSER_UI_COCOA_LOCATION_BAR_LOCATION_BAR_VIEW_MAC_H_
 
 #import <Cocoa/Cocoa.h>
 #include <stddef.h>
 
@@ skipping 159 matching lines @@
 
   // ChromeOmniboxEditController:
   void UpdateWithoutTabRestore() override;
   void OnChanged() override;
   ToolbarModel* GetToolbarModel() override;
   const ToolbarModel* GetToolbarModel() const override;
   content::WebContents* GetWebContents() override;
 
   bool ShouldShowEVBubble() const;
 
+  bool ShouldShowExtensionBubble() const;
+
   // Returns true if the security state decoration should be displayed. The
   // security state should only be shown for valid and invalid HTTPS states.
   bool ShouldShowSecurityState() const;
 
   NSImage* GetKeywordImage(const base::string16& keyword);
 
   // Returns the color for the vector icon in the location bar.
   SkColor GetLocationBarIconColor() const;
 
   AutocompleteTextField* GetAutocompleteTextField() { return field_; }
@@ skipping 135 matching lines @@
   // The security level of the location bar icon.
   security_state::SecurityLevel security_level_;
 
   // Used to schedule a task for the first run info bubble.
   base::WeakPtrFactory<LocationBarViewMac> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(LocationBarViewMac);
 };
 
 #endif  // CHROME_BROWSER_UI_COCOA_LOCATION_BAR_LOCATION_BAR_VIEW_MAC_H_