Add an activity that allows whitelisted applications to clear all data in Chrome.

chrome/chrome_browser.gypi

 # Copyright 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.
 
 {
   'variables': {
     # All .cc, .h, .m, and .mm files under browser except for:
     # * tests and mocks.
     # * code below browser/chromeos
     # * code below browser/extensions
@@ skipping 1700 matching lines @@
       'android/java/src/org/chromium/chrome/browser/autofill/AutofillLogger.java',
       'android/java/src/org/chromium/chrome/browser/autofill/AutofillPopupBridge.java',
       'android/java/src/org/chromium/chrome/browser/autofill/CardUnmaskBridge.java',
       'android/java/src/org/chromium/chrome/browser/autofill/CreditCardScanner.java',
       'android/java/src/org/chromium/chrome/browser/autofill/PasswordGenerationPopupBridge.java',
       'android/java/src/org/chromium/chrome/browser/autofill/PersonalDataManager.java',
       'android/java/src/org/chromium/chrome/browser/BookmarksBridge.java',
       'android/java/src/org/chromium/chrome/browser/bookmark/EditBookmarkHelper.java',
       'android/java/src/org/chromium/chrome/browser/banners/AppBannerManager.java',
       'android/java/src/org/chromium/chrome/browser/CertificateViewer.java',
-      'android/java/src/org/chromium/chrome/browser/child_accounts/ChildAccountService.java',
-      'android/java/src/org/chromium/chrome/browser/child_accounts/ChildAccountFeedbackReporter.java',
+      'android/java/src/org/chromium/chrome/browser/childaccounts/ChildAccountService.java',
+      'android/java/src/org/chromium/chrome/browser/childaccounts/ChildAccountFeedbackReporter.java',
       'android/java/src/org/chromium/chrome/browser/ChromiumApplication.java',
       'android/java/src/org/chromium/chrome/browser/ChromeBrowserProvider.java',
       'android/java/src/org/chromium/chrome/browser/ChromeHttpAuthHandler.java',
       'android/java/src/org/chromium/chrome/browser/ChromeWebContentsDelegateAndroid.java',
       'android/java/src/org/chromium/chrome/browser/compositor/CompositorView.java',
       'android/java/src/org/chromium/chrome/browser/compositor/LayerTitleCache.java',
       'android/java/src/org/chromium/chrome/browser/compositor/layouts/content/TabContentManager.java',
       'android/java/src/org/chromium/chrome/browser/compositor/scene_layer/ContextualSearchSceneLayer.java',
       'android/java/src/org/chromium/chrome/browser/compositor/scene_layer/ReaderModeSceneLayer.java',
       'android/java/src/org/chromium/chrome/browser/compositor/scene_layer/SceneLayer.java',
@@ skipping 2323 matching lines @@
           'variables': {
             'proto_in_dir': 'browser/sync_file_system/drive_backend',
             'proto_out_dir': 'chrome/browser/sync_file_system/drive_backend',
           },
           'includes': [ '../build/protoc.gypi' ]
         },
       ],
     },],
   ],
 }