Introduce facade for interaction with Android SurfaceTexture.

ui/gl/android/surface_texture_bridge.h

 // Copyright (c) 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef UI_GL_ANDROID_SURFACE_TEXTURE_BRIDGE_H_
 #define UI_GL_ANDROID_SURFACE_TEXTURE_BRIDGE_H_
 
 #include <jni.h>
 
 #include "base/android/scoped_java_ref.h"
@@ skipping 39 matching lines @@
 
   // Creates a native render surface for this surface texture.
   // The caller must release the underlying reference when done with the handle
   // by calling ANativeWindow_release().
   ANativeWindow* CreateSurface();
 
   const base::android::JavaRef<jobject>& j_surface_texture() const {
     return j_surface_texture_;
   }
 
+  static bool RegisterSurfaceTextureBridge(JNIEnv* env);
+
  private:
   friend class base::RefCountedThreadSafe<SurfaceTextureBridge>;
   ~SurfaceTextureBridge();
 
   // Java SurfaceTexture instance.
   base::android::ScopedJavaGlobalRef<jobject> j_surface_texture_;
 
   DISALLOW_COPY_AND_ASSIGN(SurfaceTextureBridge);
 };
 
 }  // namespace gfx
 
 #endif  // UI_GL_ANDROID_SURFACE_TEXTURE_BRIDGE_H_