Remove extra includes from android sample app

platform_tools/android/app/jni/com_skia_SkiaSampleRenderer.cpp

 
 /*
  * Copyright 2011 Skia
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 #include "com_skia_SkiaSampleRenderer.h"
 
-#include "GrContext.h"
-#include "gl/GrGLInterface.h"
 #include "SampleApp.h"
 #include "SkApplication.h"
 #include "SkCanvas.h"
 #include "SkDevice.h"
 #include "SkEvent.h"
 #include "SkWindow.h"
 
 #include <jni.h>
 #include "android/AndroidKeyToSkKey.h"
 
@@ skipping 325 matching lines @@
         JNIEnv* env, jobject thiz)
 {
     gWindow->saveToPdf();
 }
 
 JNIEXPORT void JNICALL Java_com_skia_SkiaSampleRenderer_postInval(
         JNIEnv* env, jobject thiz)
 {
     gWindow->postInvalDelay();
 }