Move SkGLContext and some GrGLInterface implementations to skgputest module

src/gpu/gl/debug/GrRenderBufferObj.h

-/*
- * Copyright 2012 Google Inc.
- *
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
-
-#ifndef GrRenderBufferObj_DEFINED
-#define GrRenderBufferObj_DEFINED
-
-#include "GrFBBindableObj.h"
-
-////////////////////////////////////////////////////////////////////////////////
-class GrRenderBufferObj : public GrFBBindableObj {
-    GR_DEFINE_CREATOR(GrRenderBufferObj);
-
-public:
-    GrRenderBufferObj()
-        : GrFBBindableObj()
-        , fBound(false) {
-    }
-
-    void setBound()         { fBound = true; }
-    void resetBound()       { fBound = false; }
-    bool getBound() const   { return fBound; }
-
-    void deleteAction() override {
-
-        this->INHERITED::deleteAction();
-    }
-
-protected:
-private:
-    bool fBound;           // is this render buffer currently bound via "glBindRenderbuffer"?
-
-    typedef GrFBBindableObj INHERITED;
-};
-
-#endif // GrRenderBufferObj_DEFINED