Bring up a content settings icon for ungestured registerProtocolHandler call.

chrome/chrome_browser.gypi

 # 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.
 
 {
   'targets': [
     {
       'target_name': 'browser',
       'type': 'static_library',
@@ skipping 5035 matching lines @@
                   'app/nibs/BookmarkNameFolder.xib',
                   'app/nibs/ChromeToMobileBubble.xib',
                   'app/nibs/CollectedCookies.xib',
                   'app/nibs/ContentBlockedCookies.xib',
                   'app/nibs/ContentBlockedImages.xib',
                   'app/nibs/ContentBlockedJavaScript.xib',
                   'app/nibs/ContentBlockedMixedScript.xib',
                   'app/nibs/ContentBlockedPlugins.xib',
                   'app/nibs/ContentBlockedPopups.xib',
                   'app/nibs/ContentBlockedGeolocation.xib',
+                  'app/nibs/ContentProtocolHandlers.xib',
                   'app/nibs/CookieDetailsView.xib',
                   'app/nibs/DownloadItem.xib',
                   'app/nibs/DownloadShelf.xib',
                   'app/nibs/EditSearchEngine.xib',
                   'app/nibs/ExtensionInstallPrompt.xib',
                   'app/nibs/ExtensionInstallPromptBundle.xib',
                   'app/nibs/ExtensionInstallPromptInline.xib',
                   'app/nibs/ExtensionInstallPromptNoWarnings.xib',
                   'app/nibs/ExtensionInstalledBubble.xib',
                   'app/nibs/FirstRunBubble.xib',
@@ skipping 350 matching lines @@
         'browser/metrics/proto/study.proto',
       ],
       'variables': {
         'proto_in_dir': 'browser/metrics/proto',
         'proto_out_dir': 'chrome/browser/metrics/proto',
       },
       'includes': [ '../build/protoc.gypi' ]
     },
   ],
 }