Move SkGLContext and some GrGLInterface implementations to skgputest module

src/gpu/gl/debug/GrFrameBufferObj.cpp

-/*
- * 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 "GrFrameBufferObj.h"
-#include "GrFBBindableObj.h"
-
-void GrFrameBufferObj::setColor(GrFBBindableObj *buffer) {
-    if (fColorBuffer) {
-        // automatically break the binding of the old buffer
-        GrAlwaysAssert(fColorBuffer->getColorBound(this));
-        fColorBuffer->resetColorBound(this);
-
-        GrAlwaysAssert(!fColorBuffer->getDeleted());
-        fColorBuffer->unref();
-    }
-    fColorBuffer = buffer;
-    if (fColorBuffer) {
-        GrAlwaysAssert(!fColorBuffer->getDeleted());
-        fColorBuffer->ref();
-
-        GrAlwaysAssert(!fColorBuffer->getColorBound(this));
-        fColorBuffer->setColorBound(this);
-    }
-}
-
-void GrFrameBufferObj::setDepth(GrFBBindableObj *buffer) {
-    if (fDepthBuffer) {
-        // automatically break the binding of the old buffer
-        GrAlwaysAssert(fDepthBuffer->getDepthBound(this));
-        fDepthBuffer->resetDepthBound(this);
-
-        GrAlwaysAssert(!fDepthBuffer->getDeleted());
-        fDepthBuffer->unref();
-    }
-    fDepthBuffer = buffer;
-    if (fDepthBuffer) {
-        GrAlwaysAssert(!fDepthBuffer->getDeleted());
-        fDepthBuffer->ref();
-
-        GrAlwaysAssert(!fDepthBuffer->getDepthBound(this));
-        fDepthBuffer->setDepthBound(this);
-    }
-}
-
-void GrFrameBufferObj::setStencil(GrFBBindableObj *buffer) {
-    if (fStencilBuffer) {
-        // automatically break the binding of the old buffer
-        GrAlwaysAssert(fStencilBuffer->getStencilBound(this));
-        fStencilBuffer->resetStencilBound(this);
-
-        //GrAlwaysAssert(!fStencilBuffer->getDeleted());
-        fStencilBuffer->unref();
-    }
-    fStencilBuffer = buffer;
-    if (fStencilBuffer) {
-        GrAlwaysAssert(!fStencilBuffer->getDeleted());
-        fStencilBuffer->ref();
-
-        GrAlwaysAssert(!fStencilBuffer->getStencilBound(this));
-        fStencilBuffer->setStencilBound(this);
-    }
-}