Enable the embedded L1/EME support in WebView.

content/public/android/java/src/org/chromium/content/browser/ContentViewCore.java

Index: content/public/android/java/src/org/chromium/content/browser/ContentViewCore.java
diff --git a/content/public/android/java/src/org/chromium/content/browser/ContentViewCore.java b/content/public/android/java/src/org/chromium/content/browser/ContentViewCore.java
index 7921262064b3b3a91f7fa48be457f97fc2e933f7..99f91b33f321f8b76ff7239546b91767b45e5121 100644
--- a/content/public/android/java/src/org/chromium/content/browser/ContentViewCore.java
+++ b/content/public/android/java/src/org/chromium/content/browser/ContentViewCore.java
@@ -2560,8 +2560,7 @@ public class ContentViewCore
             mBrowserAccessibilityManager.notifyFrameInfoInitialized();
         }
 
-        // Update geometry for external video surface.
-        getContentViewClient().onGeometryChanged(-1, null);
+        getContentViewClient().onExternalVideoSurfaceRenderCoordinatesChanged();
     }
 
     @CalledByNative
@@ -3256,10 +3255,20 @@ public class ContentViewCore
     }
 
     @CalledByNative
-    private void notifyExternalSurface(
-            int playerId, boolean isRequest, float x, float y, float width, float height) {
-        if (isRequest) getContentViewClient().onExternalVideoSurfaceRequested(playerId);
-        getContentViewClient().onGeometryChanged(playerId, new RectF(x, y, x + width, y + height));
+    private void requestExternalVideoSurface(int playerId) {
+        getContentViewClient().onRequestExternalVideoSurface(playerId);
+    }
+
+    @CalledByNative
+    private void releaseExternalVideoSurface(int playerId) {
+        getContentViewClient().onReleaseExternalVideoSurface(playerId);
+    }
+
+    @CalledByNative
+    private void notifyExternalVideoSurfacePositionChanged(
+            int playerId, float x, float y, float width, float height) {
+        getContentViewClient().onExternalVideoSurfacePositionChanged(
+                playerId, new RectF(x, y, x + width, y + height));

[Ted C, 2014/02/11 18:05:47]

what coordinate space are these values (css pixels, absolute screen pixels)?

Any reason you are converting this to a RectF?  It will result in a java alloc
that unless you need, I would probably drop it and pass the 4 values.

[ycheo (away), 2014/02/14 07:41:04]

css pixels, updates in the javadoc.
Done.

     }
 
     public void extractSmartClipData(int x, int y, int width, int height) {