Initial import of Widevine Common Encryption DRM engine

Builds libwvmdrmengine.so, which is loaded by the new
MediaDrm APIs to support playback of Widevine/CENC
protected content.

Change-Id: I6f57dd37083dfd96c402cb9dd137c7d74edc8f1c

libwvdrmengine/test/java/res/layout/main.xml

@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="utf-8"?>
+<TabHost xmlns:android="http://schemas.android.com/apk/res/android"
+    android:id="@android:id/tabhost"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent">
+    <LinearLayout
+        android:orientation="vertical"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        >
+        <TabWidget
+            android:id="@android:id/tabs"
+            android:layout_width="fill_parent"
+            android:layout_height="wrap_content" />
+        <FrameLayout
+            android:id="@android:id/tabcontent"
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+         />
+    </LinearLayout>
+</TabHost>

libwvdrmengine/test/java/res/values/strings.xml

@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <string name="app_name">MediaDrmAPI Test</string>
+</resources>