Improve settings override bubble to indicate policy installed extensions

chrome/browser/ui/extensions/settings_api_bubble_helpers.cc

 // Copyright (c) 2014 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.
 
 #include "chrome/browser/ui/extensions/settings_api_bubble_helpers.h"
 
 #include <utility>
 
 #include "build/build_config.h"
 #include "chrome/browser/extensions/ntp_overridden_bubble_delegate.h"
@@ skipping 54 matching lines @@
   if (AutocompleteMatch::IsSearchType(match_type) &&
       match_type != AutocompleteMatchType::SEARCH_OTHER_ENGINE) {
     Browser* browser = chrome::FindBrowserWithWebContents(web_contents);
     if (browser)
       ShowSettingsApiBubble(BUBBLE_TYPE_SEARCH_ENGINE, browser);
   }
 }
 
 void MaybeShowExtensionControlledNewTabPage(
     Browser* browser, content::WebContents* web_contents) {
-#if !defined(OS_WIN)
-  return;
-#endif
+  /*#if !defined(OS_WIN)

[Devlin, 2016/10/20 00:23:42]

Was this meant to be left in?

[catmullings, 2016/10/21 03:49:29]

Done.

+    return;
+  #endif*/
 
   content::NavigationEntry* entry =
       web_contents->GetController().GetActiveEntry();
   if (!entry)
     return;
   GURL active_url = entry->GetURL();
   if (!active_url.SchemeIs(extensions::kExtensionScheme))
     return;  // Not a URL that we care about.
 
   // See if the current active URL matches a transformed NewTab URL.
@@ skipping 18 matching lines @@
 
   ntp_overridden_bubble->SetIsActiveBubble();
   ToolbarActionsBar* toolbar_actions_bar =
       browser->window()->GetToolbarActionsBar();
   std::unique_ptr<ToolbarActionsBarBubbleDelegate> bridge(
       new ExtensionMessageBubbleBridge(std::move(ntp_overridden_bubble)));
   toolbar_actions_bar->ShowToolbarActionBubbleAsync(std::move(bridge));
 }
 
 }  // namespace extensions