Introduce facade for interaction with Android SurfaceTexture.

ui/android/java/src/org/chromium/ui/gfx/SurfaceTextureListener.java

Index: ui/android/java/src/org/chromium/ui/gfx/SurfaceTextureListener.java
diff --git a/ui/android/java/src/org/chromium/ui/gfx/SurfaceTextureListener.java b/ui/android/java/src/org/chromium/ui/gfx/SurfaceTextureListener.java
index 8efe6dd7c9032488f8a3acdbffcdc341d3c49fab..1b77370e4b6590eb85f791a8cd7cf3a43e6b04e0 100644
--- a/ui/android/java/src/org/chromium/ui/gfx/SurfaceTextureListener.java
+++ b/ui/android/java/src/org/chromium/ui/gfx/SurfaceTextureListener.java
@@ -6,7 +6,6 @@ package org.chromium.ui.gfx;
 
 import android.graphics.SurfaceTexture;
 
-import org.chromium.base.CalledByNative;
 import org.chromium.base.JNINamespace;
 
 /**
@@ -15,9 +14,9 @@ import org.chromium.base.JNINamespace;
 @JNINamespace("gfx")
 class SurfaceTextureListener implements SurfaceTexture.OnFrameAvailableListener {
     // Used to determine the class instance to dispatch the native call to.
-    private int mNativeSurfaceTextureListener = 0;
+    private final int mNativeSurfaceTextureListener;
 
-    private SurfaceTextureListener(int nativeSurfaceTextureListener) {
+    SurfaceTextureListener(int nativeSurfaceTextureListener) {
         assert nativeSurfaceTextureListener != 0;
         mNativeSurfaceTextureListener = nativeSurfaceTextureListener;
     }
@@ -36,11 +35,6 @@ class SurfaceTextureListener implements SurfaceTexture.OnFrameAvailableListener
         }
     }
 
-    @CalledByNative
-    private static SurfaceTextureListener create(int nativeSurfaceTextureListener) {
-        return new SurfaceTextureListener(nativeSurfaceTextureListener);
-    }
-
     private native void nativeFrameAvailable(int nativeSurfaceTextureListener);
     private native void nativeDestroy(int nativeSurfaceTextureListener);
 }