Remove FILE_MANAGER_EXTENSION and related configuration. They can be folded back to Chrome OS as co…

chrome/browser/chrome_content_browser_client.cc

 // 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.
 
 #include "chrome/browser/chrome_content_browser_client.h"
 
 #include <set>
 #include <utility>
 #include <vector>
 
@@ skipping 192 matching lines @@
 #endif
 
 #if defined(ENABLE_WEBRTC)
 #include "chrome/browser/media/webrtc_logging_handler_host.h"
 #endif
 
 #if defined(ENABLE_INPUT_SPEECH)
 #include "chrome/browser/speech/chrome_speech_recognition_manager_delegate_bubble_ui.h"
 #endif
 
-#if defined(FILE_MANAGER_EXTENSION)
+#if defined(OS_CHROMEOS)
 #include "chrome/browser/chromeos/file_manager/app_id.h"
 #endif
 
 #if defined(TOOLKIT_GTK)
 #include "chrome/browser/ui/gtk/chrome_browser_main_extra_parts_gtk.h"
 #endif
 
 #if defined(TOOLKIT_VIEWS)
 #include "chrome/browser/ui/views/chrome_browser_main_extra_parts_views.h"
 #endif
@@ skipping 2083 matching lines @@
 
   if (view_type == extensions::VIEW_TYPE_NOTIFICATION) {
     web_prefs->allow_scripts_to_close_windows = true;
   } else if (view_type == extensions::VIEW_TYPE_BACKGROUND_CONTENTS) {
     // Disable all kinds of acceleration for background pages.
     // See http://crbug.com/96005 and http://crbug.com/96006
     web_prefs->force_compositing_mode = false;
     web_prefs->accelerated_compositing_enabled = false;
   }
 
-#if defined(FILE_MANAGER_EXTENSION)
+#if defined(OS_CHROMEOS)
   // Override the default of suppressing HW compositing for WebUI pages for the
   // file manager, which is implemented using WebUI but wants HW acceleration
   // for video decode & render.
   if (url.SchemeIs(extensions::kExtensionScheme) &&
       url.host() == file_manager::kFileManagerAppId) {
     web_prefs->accelerated_compositing_enabled = true;
     web_prefs->accelerated_2d_canvas_enabled = true;
   }
 #endif
 }
@@ skipping 337 matching lines @@
   // releases of Chrome. Permitting "Unknown" allows these APIs to be used on
   // Chromium builds as well.
   return channel <= chrome::VersionInfo::CHANNEL_DEV;
 #else
   return false;
 #endif
 }
 
 
 }  // namespace chrome