[For trybots test] [ScreenOrientation] Hide ScreenOrientationProvider inside WebContentsImpl.

content/browser/BUILD.gn

 # Copyright 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.
 
 import("//build/config/features.gni")
 import("//build/config/ui.gni")
 import("//media/media_options.gni")
 import("//ppapi/features/features.gni")
 import("//printing/features/features.gni")
 import("//third_party/WebKit/public/public_features.gni")
@@ skipping 1189 matching lines @@
     "renderer_host/text_input_manager.cc",
     "renderer_host/text_input_manager.h",
     "renderer_host/ui_events_helper.cc",
     "renderer_host/ui_events_helper.h",
     "renderer_host/webmenurunner_mac.h",
     "renderer_host/webmenurunner_mac.mm",
     "resolve_proxy_msg_helper.cc",
     "resolve_proxy_msg_helper.h",
     "resource_context_impl.cc",
     "resource_context_impl.h",
-    "screen_orientation/screen_orientation.cc",
-    "screen_orientation/screen_orientation.h",
     "screen_orientation/screen_orientation_delegate_win.cc",
     "screen_orientation/screen_orientation_delegate_win.h",
+    "screen_orientation/screen_orientation_provider.cc",
+    "screen_orientation/screen_orientation_provider.h",
     "service_manager/merge_dictionary.cc",
     "service_manager/merge_dictionary.h",
     "service_manager/service_manager_context.cc",
     "service_manager/service_manager_context.h",
     "service_worker/embedded_worker_instance.cc",
     "service_worker/embedded_worker_instance.h",
     "service_worker/embedded_worker_registry.cc",
     "service_worker/embedded_worker_registry.h",
     "service_worker/embedded_worker_status.h",
     "service_worker/foreign_fetch_request_handler.cc",
@@ skipping 780 matching lines @@
   if (!is_component_build) {
     public_deps = [
       ":browser",
     ]
   } else {
     public_deps = [
       "//third_party/leveldatabase",
     ]
   }
 }