stop using SkXfermode -- use SkBlendMode instead

third_party/WebKit/Source/platform/graphics/OffscreenCanvasFrameDispatcherImpl.cpp

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "platform/graphics/OffscreenCanvasFrameDispatcherImpl.h"
 
 #include "cc/output/compositor_frame.h"
 #include "cc/quads/texture_draw_quad.h"
 #include "gpu/command_buffer/client/gles2_interface.h"
 #include "platform/CrossThreadFunctional.h"
@@ skipping 176 matching lines @@
   // TODO(crbug.com/652931): update the device_scale_factor
   frame.metadata.device_scale_factor = 1.0f;
 
   const gfx::Rect bounds(m_width, m_height);
   const cc::RenderPassId renderPassId(1, 1);
   std::unique_ptr<cc::RenderPass> pass = cc::RenderPass::Create();
   pass->SetAll(renderPassId, bounds, bounds, gfx::Transform(), false);
 
   cc::SharedQuadState* sqs = pass->CreateAndAppendSharedQuadState();
   sqs->SetAll(gfx::Transform(), bounds.size(), bounds, bounds, false, 1.f,
-              SkXfermode::kSrcOver_Mode, 0);
+              SkBlendMode::kSrcOver, 0);
 
   cc::TransferableResource resource;
   resource.id = m_nextResourceId;
   resource.format = cc::ResourceFormat::RGBA_8888;
   // TODO(crbug.com/645590): filter should respect the image-rendering CSS
   // property of associated canvas element.
   resource.filter = GL_LINEAR;
   resource.size = gfx::Size(m_width, m_height);
   // TODO(crbug.com/646022): making this overlay-able.
   resource.is_overlay_candidate = false;
@@ skipping 187 matching lines @@
 }
 
 bool OffscreenCanvasFrameDispatcherImpl::verifyImageSize(
     const IntSize imageSize) {
   if (imageSize.width() == m_width && imageSize.height() == m_height)
     return true;
   return false;
 }
 
 }  // namespace blink