stop using SkXfermode -- use SkBlendMode instead

components/exo/wayland/server.cc

 // Copyright 2015 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 "components/exo/wayland/server.h"
 
 #include <grp.h>
 #include <linux/input.h>
 #include <stddef.h>
 #include <stdint.h>
@@ skipping 2679 matching lines @@
 // from being created for the same Surface.
 class Blending : public SurfaceObserver {
  public:
   explicit Blending(Surface* surface) : surface_(surface) {
     surface_->AddSurfaceObserver(this);
     surface_->SetProperty(kSurfaceHasBlendingKey, true);
   }
   ~Blending() override {
     if (surface_) {
       surface_->RemoveSurfaceObserver(this);
-      surface_->SetBlendMode(SkXfermode::kSrcOver_Mode);
+      surface_->SetBlendMode(SkBlendMode::kSrcOver);
       surface_->SetAlpha(1.0f);
       surface_->SetProperty(kSurfaceHasBlendingKey, false);
     }
   }
 
-  void SetBlendMode(SkXfermode::Mode blend_mode) {
+  void SetBlendMode(SkBlendMode blend_mode) {
     if (surface_)
       surface_->SetBlendMode(blend_mode);
   }
 
   void SetAlpha(float value) {
     if (surface_)
       surface_->SetAlpha(value);
   }
 
   // Overridden from SurfaceObserver:
@@ skipping 10 matching lines @@
 
 void blending_destroy(wl_client* client, wl_resource* resource) {
   wl_resource_destroy(resource);
 }
 
 void blending_set_blending(wl_client* client,
                            wl_resource* resource,
                            uint32_t equation) {
   switch (equation) {
     case ZCR_BLENDING_V1_BLENDING_EQUATION_NONE:
-      GetUserDataAs<Blending>(resource)->SetBlendMode(SkXfermode::kSrc_Mode);
+      GetUserDataAs<Blending>(resource)->SetBlendMode(SkBlendMode::kSrc);
       break;
     case ZCR_BLENDING_V1_BLENDING_EQUATION_PREMULT:
-      GetUserDataAs<Blending>(resource)->SetBlendMode(
-          SkXfermode::kSrcOver_Mode);
+      GetUserDataAs<Blending>(resource)->SetBlendMode(SkBlendMode::kSrcOver);
       break;
     case ZCR_BLENDING_V1_BLENDING_EQUATION_COVERAGE:
       NOTIMPLEMENTED();
       break;
     default:
       DLOG(WARNING) << "Unsupported blending equation: " << equation;
       break;
   }
 }
 
@@ skipping 320 matching lines @@
   DCHECK(event_loop);
   wl_event_loop_dispatch(event_loop, timeout.InMilliseconds());
 }
 
 void Server::Flush() {
   wl_display_flush_clients(wl_display_.get());
 }
 
 }  // namespace wayland
 }  // namespace exo