MediaUrlInterceptor for embedders to handle custom urls.

media/base/android/java/src/org/chromium/media/MediaPlayerBridge.java

Index: media/base/android/java/src/org/chromium/media/MediaPlayerBridge.java
diff --git a/media/base/android/java/src/org/chromium/media/MediaPlayerBridge.java b/media/base/android/java/src/org/chromium/media/MediaPlayerBridge.java
index 3de39cd80061fde7e83ea5955d3f5008bf9a1b57..308a08999810630d0a2d4900022f6c93f8af1052 100644
--- a/media/base/android/java/src/org/chromium/media/MediaPlayerBridge.java
+++ b/media/base/android/java/src/org/chromium/media/MediaPlayerBridge.java
@@ -8,6 +8,7 @@ import android.content.Context;
 import android.media.MediaPlayer;
 import android.net.Uri;
 import android.os.AsyncTask;
+import android.os.ParcelFileDescriptor;
 import android.text.TextUtils;
 import android.util.Base64;
 import android.util.Base64InputStream;
@@ -152,6 +153,19 @@ public class MediaPlayerBridge {
     }
 
     @CalledByNative
+    protected boolean setDataSourceFromFd(int fd, long offset, long length) {
+        try {
+            ParcelFileDescriptor parcelFd = ParcelFileDescriptor.adoptFd(fd);
+            getLocalPlayer().setDataSource(parcelFd.getFileDescriptor(), offset, length);
+            parcelFd.close();
+            return true;
+        } catch (IOException e) {
+            Log.e(TAG, "Failed to set data source from file descriptor: " + e);
+            return false;
+        }
+    }
+
+    @CalledByNative
     protected boolean setDataUriDataSource(final Context context, final String url) {
         if (mLoadDataUriTask != null) {
             mLoadDataUriTask.cancel(true);