[Android WebView] AwMediaUrlInterceptor to handle media assets.

android_webview/lib/main/aw_main_delegate.cc

Index: android_webview/lib/main/aw_main_delegate.cc
diff --git a/android_webview/lib/main/aw_main_delegate.cc b/android_webview/lib/main/aw_main_delegate.cc
index c6b089bed26679e0fcd5fb6c9e8c9ee27a1fc9b9..89e890e17e150336655b259fc1db1b4cb34e5733 100644
--- a/android_webview/lib/main/aw_main_delegate.cc
+++ b/android_webview/lib/main/aw_main_delegate.cc
@@ -9,6 +9,7 @@
 #include "android_webview/browser/gpu_memory_buffer_factory_impl.h"
 #include "android_webview/browser/scoped_allow_wait_for_legacy_web_view_api.h"
 #include "android_webview/lib/aw_browser_dependency_factory_impl.h"
+#include "android_webview/native/aw_media_url_interceptor.h"
 #include "android_webview/native/aw_quota_manager_bridge_impl.h"
 #include "android_webview/native/aw_web_contents_view_delegate.h"
 #include "android_webview/native/aw_web_preferences_populater_impl.h"
@@ -20,6 +21,7 @@
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/threading/thread_restrictions.h"
+#include "content/browser/media/android/browser_media_player_manager.h"
 #include "content/public/browser/browser_main_runner.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/common/content_switches.h"
@@ -55,6 +57,9 @@ bool AwMainDelegate::BasicStartupComplete(int* exit_code) {
     LOG(WARNING) << "Failed to initialize GpuMemoryBuffer factory";
   }
 
+  content::BrowserMediaPlayerManager::RegisterMediaUrlInterceptor(
+      new AwMediaUrlInterceptor());
+
   BrowserViewRenderer::CalculateTileMemoryPolicy();
 
   cl->AppendSwitch(switches::kEnableBeginFrameScheduling);