Revert Widevine 6.0.0 -> 4.5.0 libraries

Includes Widevine libraries Version 4.5.0.7809

Also fixed samplePlayer's MediaCodec mode not running and
WVDrmInfoRequestStatusKey returning incorrect value.

Change-Id: Ibcc6d313790670a908ada93be80d6bf55a67b4ed
related-to-bug: 6929628
related-to-bug: 6833718
related-to-bug: 6889322

proprietary/samplePlayer/src/com/widevine/demo/MediaCodecView.java

@@ -207,6 +207,7 @@ class CodecState {
             } catch (MediaCodec.CryptoException e) {
                 Log.d(TAG, "CryptoException w/ errorCode "
                         + e.getErrorCode() + ", '" + e.getMessage() + "'");
+                return false;
             }
 
             return true;
@@ -527,6 +528,8 @@ class MediaCodecView extends SurfaceView
         if (isAudio) {
             mAudioTrackState = state;
         }
+        // set video view size
+        invalidate();
     }
 
     public void start() {
@@ -722,4 +725,14 @@ class MediaCodecView extends SurfaceView
         }
         return false;
     }
+
+    @Override
+    protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
+        int width = 720;
+        int height = 480;
+
+        Log.d(TAG, "setting size: " + width + 'x' + height);
+        setMeasuredDimension(width, height);
+    }
+
 }