Remove extra includes from android sample app

R=borenet@google.com

Review URL: https://codereview.chromium.org/264773012

git-svn-id: http://skia.googlecode.com/svn/trunk@14540 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/platform_tools/android/app/jni/com_skia_SkiaSampleRenderer.cpp b/platform_tools/android/app/jni/com_skia_SkiaSampleRenderer.cpp
index 812648e..da7c13d 100644
--- a/platform_tools/android/app/jni/com_skia_SkiaSampleRenderer.cpp
+++ b/platform_tools/android/app/jni/com_skia_SkiaSampleRenderer.cpp
@@ -7,8 +7,6 @@
  */
 #include "com_skia_SkiaSampleRenderer.h"
 
-#include "GrContext.h"
-#include "gl/GrGLInterface.h"
 #include "SampleApp.h"
 #include "SkApplication.h"
 #include "SkCanvas.h"