rename ExtensionProvider and PlatformAppProvider class

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 959 matching lines @@
         'browser/component_updater/pnacl/pnacl_component_installer.cc',
         'browser/component_updater/pnacl/pnacl_component_installer.h',
         'browser/component_updater/recovery_component_installer.cc',
         'browser/component_updater/recovery_component_installer.h',
         'browser/component_updater/swiftshader_component_installer.cc',
         'browser/component_updater/swiftshader_component_installer.h',
         'browser/content_settings/content_settings_default_provider.cc',
         'browser/content_settings/content_settings_default_provider.h',
         'browser/content_settings/content_settings_details.cc',
         'browser/content_settings/content_settings_details.h',
-        'browser/content_settings/content_settings_extension_provider.cc',
-        'browser/content_settings/content_settings_extension_provider.h',
+        'browser/content_settings/content_settings_custom_extension_provider.cc',
+        'browser/content_settings/content_settings_custom_extension_provider.h',
         'browser/content_settings/content_settings_observable_provider.cc',
         'browser/content_settings/content_settings_observable_provider.h',
         'browser/content_settings/content_settings_observer.h',
         'browser/content_settings/content_settings_origin_identifier_value_map.cc',
         'browser/content_settings/content_settings_origin_identifier_value_map.h',
-        'browser/content_settings/content_settings_platform_app_provider.cc',
-        'browser/content_settings/content_settings_platform_app_provider.h',
+        'browser/content_settings/content_settings_internal_extension_provider.cc',
+        'browser/content_settings/content_settings_internal_extension_provider.h',
         'browser/content_settings/content_settings_policy_provider.cc',
         'browser/content_settings/content_settings_policy_provider.h',
         'browser/content_settings/content_settings_pref_provider.cc',
         'browser/content_settings/content_settings_pref_provider.h',
         'browser/content_settings/content_settings_provider.h',
         'browser/content_settings/content_settings_rule.cc',
         'browser/content_settings/content_settings_rule.h',
         'browser/content_settings/content_settings_utils.cc',
         'browser/content_settings/content_settings_utils.h',
         'browser/content_settings/cookie_settings.cc',
@@ skipping 4582 matching lines @@
           'includes': [ '../build/jni_generator.gypi' ],
           'dependencies': [
             'android_jar_jni_headers',
           ],
         },
       ],
      },
     ],
   ],
 }