Move MediaDrmBridge provision communication to native side.

media/base/android/browser_cdm_factory_android.cc

Index: media/base/android/browser_cdm_factory_android.cc
diff --git a/media/base/android/browser_cdm_factory_android.cc b/media/base/android/browser_cdm_factory_android.cc
index 66912bc89df35f0c743790a33ab75faaeb197af2..9e906f706c79832270bb25969c64547d8d94ca16 100644
--- a/media/base/android/browser_cdm_factory_android.cc
+++ b/media/base/android/browser_cdm_factory_android.cc
@@ -8,6 +8,7 @@
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
 #include "media/base/android/media_drm_bridge.h"
+#include "media/base/android/provision_fetcher.h"
 #include "media/base/media_switches.h"
 #include "third_party/widevine/cdm/widevine_cdm_common.h"
 
@@ -26,10 +27,13 @@ ScopedBrowserCdmPtr BrowserCdmFactoryAndroid::CreateBrowserCdm(
     return ScopedBrowserCdmPtr();
   }
 
-  ScopedMediaDrmBridgePtr cdm(
-      MediaDrmBridge::Create(key_system, session_message_cb, session_closed_cb,
-                             legacy_session_error_cb, session_keys_change_cb,
-                             session_expiration_update_cb));
+  scoped_ptr<ProvisionFetcher> provision_fetcher =
+      ProvisionFetcher::GetFactory()->CreateFetcher();
+
+  ScopedMediaDrmBridgePtr cdm(MediaDrmBridge::Create(
+      key_system, provision_fetcher.Pass(), session_message_cb,

[xhwang, 2015/11/02 20:37:04]

ditto, can we create ProvisionFetcher in MDB so we can do lazy creation?

[Tima Vaisburd, 2015/11/05 02:24:07]

For this path |provision_fetcher| is now created in the BrowserCdmManager and
passed to this method as a parameter.

+      session_closed_cb, legacy_session_error_cb, session_keys_change_cb,
+      session_expiration_update_cb));
   if (!cdm) {
     NOTREACHED() << "MediaDrmBridge cannot be created for " << key_system;
     return ScopedBrowserCdmPtr();