stop using SkXfermode -- use SkBlendMode instead

cc/quads/draw_quad_perftest.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 <vector>
 
 #include "base/bind.h"
 #include "base/time/time.h"
 #include "cc/debug/lap_timer.h"
 #include "cc/quads/draw_quad.h"
@@ skipping 10 matching lines @@
 static const int kTimeCheckInterval = 10;
 
 SharedQuadState* CreateSharedQuadState(RenderPass* render_pass) {
   gfx::Transform quad_transform = gfx::Transform(1.0, 0.0, 0.5, 1.0, 0.5, 0.0);
   gfx::Size content_bounds(26, 28);
   gfx::Rect visible_layer_rect(10, 12, 14, 16);
   gfx::Rect clip_rect(19, 21, 23, 25);
   bool is_clipped = false;
   float opacity = 1.f;
   int sorting_context_id = 65536;
-  SkXfermode::Mode blend_mode = SkXfermode::kSrcOver_Mode;
+  SkBlendMode blend_mode = SkBlendMode::kSrcOver;
 
   SharedQuadState* state = render_pass->CreateAndAppendSharedQuadState();
   state->SetAll(quad_transform, content_bounds, visible_layer_rect, clip_rect,
                 is_clipped, opacity, blend_mode, sorting_context_id);
   return state;
 }
 
 class DrawQuadPerfTest : public testing::Test {
  public:
   DrawQuadPerfTest()
@@ skipping 62 matching lines @@
 };
 
 TEST_F(DrawQuadPerfTest, IterateResources) {
   RunIterateResourceTest("10_quads", 10);
   RunIterateResourceTest("100_quads", 100);
   RunIterateResourceTest("500_quads", 500);
 }
 
 }  // namespace
 }  // namespace cc