Moving GraphicsContext and dependencies from core to platform.

Source/core/platform/graphics/GaneshUtils.cpp

-/*
- * Copyright (c) 2013, Google Inc. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are
- * met:
- *
- *     * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following disclaimer
- * in the documentation and/or other materials provided with the
- * distribution.
- *     * Neither the name of Google Inc. nor the names of its
- * contributors may be used to endorse or promote products derived from
- * this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#include "config.h"
-#include "core/platform/graphics/GaneshUtils.h"
-
-#include "third_party/skia/include/core/SkCanvas.h"
-#include "third_party/skia/include/gpu/SkGrPixelRef.h"
-
-namespace WebCore {
-
-bool ensureTextureBackedSkBitmap(GrContext* gr, SkBitmap& bitmap, const IntSize& size, GrSurfaceOrigin origin, GrPixelConfig config)
-{
-    if (!bitmap.getTexture() || bitmap.width() != size.width() || bitmap.height() != size.height()) {
-        if (!gr)
-            return false;
-        GrTextureDesc desc;
-        desc.fConfig = config;
-        desc.fFlags = kRenderTarget_GrTextureFlagBit | kNoStencil_GrTextureFlagBit;
-        desc.fSampleCnt = 0;
-        desc.fOrigin = origin;
-        desc.fWidth = size.width();
-        desc.fHeight = size.height();
-        SkAutoTUnref<GrTexture> texture(gr->createUncachedTexture(desc, 0, 0));
-        if (!texture.get())
-            return false;
-        SkGrPixelRef* pixelRef = SkNEW_ARGS(SkGrPixelRef, (texture.get()));
-        if (!pixelRef)
-            return false;
-        bitmap.setConfig(SkBitmap::kARGB_8888_Config, size.width(), size.height());
-        bitmap.setPixelRef(pixelRef, 0)->unref();
-    }
-
-    return true;
-}
-
-} // namespace WebCore