Remove enable_media_router.

chrome/common/url_constants.cc

Index: chrome/common/url_constants.cc
diff --git a/chrome/common/url_constants.cc b/chrome/common/url_constants.cc
index fc890a45eb6a19495540bed1fd4c4111acaecdc4..4c2f110c068521dbfbb8e993b9e7add7dca70df3 100644
--- a/chrome/common/url_constants.cc
+++ b/chrome/common/url_constants.cc
@@ -152,12 +152,10 @@ const char kChromeUITabModalConfirmDialogURL[] =
 const char kChromeUIWebRtcLogsURL[] = "chrome://webrtc-logs/";
 #endif
 
-#if defined(ENABLE_MEDIA_ROUTER)
 const char kChromeUIMediaRouterURL[] = "chrome://media-router/";
 #if defined(OS_WIN) || defined(OS_MACOSX) || defined(OS_CHROMEOS)
 const char kChromeUICastURL[] = "chrome://cast/";
 #endif
-#endif
 
 #if defined(OS_WIN) || defined(OS_MACOSX) || defined(OS_LINUX)
 const char kChromeUIDiscardsHost[] = "discards";
@@ -345,12 +343,10 @@ const char kChromeUITabModalConfirmDialogHost[] = "tab-modal-confirm-dialog";
 const char kChromeUIWebRtcLogsHost[] = "webrtc-logs";
 #endif
 
-#if defined(ENABLE_MEDIA_ROUTER)
 const char kChromeUIMediaRouterHost[] = "media-router";
 #if defined(OS_WIN) || defined(OS_MACOSX) || defined(OS_CHROMEOS)
 const char kChromeUICastHost[] = "cast";
 #endif
-#endif
 
 // Settings sub pages.