Move SkGLContext and some GrGLInterface implementations to skgputest module

src/gpu/gl/debug/SkDebugGLContext.cpp

Index: src/gpu/gl/debug/SkDebugGLContext.cpp
diff --git a/src/gpu/gl/debug/SkDebugGLContext.cpp b/src/gpu/gl/debug/SkDebugGLContext.cpp
deleted file mode 100644
index ecb27db95d62191c1ce40a2db2fc20458bd30f91..0000000000000000000000000000000000000000
--- a/src/gpu/gl/debug/SkDebugGLContext.cpp
+++ /dev/null
@@ -1,16 +0,0 @@
-/*
- * Copyright 2012 Google Inc.
- *
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
-
-#include "gl/debug/SkDebugGLContext.h"
-
-SkDebugGLContext::SkDebugGLContext() {
-    this->init(GrGLCreateDebugInterface());
-}
-
-SkDebugGLContext::~SkDebugGLContext() {
-    this->teardown();
-}