Remove enable_media_router.

chrome/renderer/extensions/chrome_extensions_dispatcher_delegate.cc

 // 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.
 
 #include "chrome/renderer/extensions/chrome_extensions_dispatcher_delegate.h"
 
 #include <memory>
 
 #include "base/command_line.h"
 #include "base/sha1.h"
@@ skipping 246 matching lines @@
   source_map->RegisterSource("ChromeDirectSetting",
                              IDR_CHROME_DIRECT_SETTING_JS);
 
   // Platform app sources that are not API-specific..
   source_map->RegisterSource("fileEntryBindingUtil",
                              IDR_FILE_ENTRY_BINDING_UTIL_JS);
   source_map->RegisterSource("chromeWebViewInternal",
                              IDR_CHROME_WEB_VIEW_INTERNAL_CUSTOM_BINDINGS_JS);
   source_map->RegisterSource("chromeWebView", IDR_CHROME_WEB_VIEW_JS);
 
-#if defined(ENABLE_MEDIA_ROUTER)
+  // Media router.
   source_map->RegisterSource(
       "chrome/common/media_router/mojo/media_controller.mojom",
       IDR_MEDIA_CONTROLLER_MOJOM_JS);
   source_map->RegisterSource(
       "chrome/common/media_router/mojo/media_router.mojom",
       IDR_MEDIA_ROUTER_MOJOM_JS);
   source_map->RegisterSource(
       "chrome/common/media_router/mojo/media_status.mojom",
       IDR_MEDIA_STATUS_MOJOM_JS);
   source_map->RegisterSource("media_router_bindings",
                              IDR_MEDIA_ROUTER_BINDINGS_JS);
   source_map->RegisterSource("mojo/common/time.mojom", IDR_MOJO_TIME_MOJOM_JS);
   source_map->RegisterSource("net/interfaces/ip_address.mojom",
                              IDR_MOJO_IP_ADDRESS_MOJOM_JS);
   source_map->RegisterSource("url/mojo/origin.mojom", IDR_ORIGIN_MOJOM_JS);
   source_map->RegisterSource("url/mojo/url.mojom", IDR_MOJO_URL_MOJOM_JS);
-#endif  // defined(ENABLE_MEDIA_ROUTER)
 }
 
 void ChromeExtensionsDispatcherDelegate::RequireAdditionalModules(
     extensions::ScriptContext* context) {
   // Note: setting up the WebView class here, not the chrome.webview API.
   // The API will be automatically set up when first used.
   if (context->GetAvailability("webViewInternal").is_available()) {
     // TODO(fsamuel): Eagerly calling Require on context startup is expensive.
     // It would be better if there were a light way of detecting when a webview
     // or appview is created and only then set up the infrastructure.
     context->module_system()->Require("chromeWebView");
   }
 }
 
 void ChromeExtensionsDispatcherDelegate::OnActiveExtensionsUpdated(
     const std::set<std::string>& extension_ids) {
   // In single-process mode, the browser process reports the active extensions.
   if (base::CommandLine::ForCurrentProcess()->HasSwitch(
           ::switches::kSingleProcess))
     return;
   crash_keys::SetActiveExtensions(extension_ids);
 }