stop using SkXfermode -- use SkBlendMode instead

cc/quads/draw_quad_unittest.cc

 // Copyright 2012 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 "cc/quads/draw_quad.h"
 
 #include <stddef.h>
 
 #include <algorithm>
 
@@ skipping 23 matching lines @@
 
 static constexpr FrameSinkId kArbitraryFrameSinkId(1, 1);
 
 TEST(DrawQuadTest, CopySharedQuadState) {
   gfx::Transform quad_transform = gfx::Transform(1.0, 0.0, 0.5, 1.0, 0.5, 0.0);
   gfx::Size layer_bounds(26, 28);
   gfx::Rect visible_layer_rect(10, 12, 14, 16);
   gfx::Rect clip_rect(19, 21, 23, 25);
   bool is_clipped = true;
   float opacity = 0.25f;
-  SkXfermode::Mode blend_mode = SkXfermode::kMultiply_Mode;
+  SkBlendMode blend_mode = SkBlendMode::kMultiply;
   int sorting_context_id = 65536;
 
   std::unique_ptr<SharedQuadState> state(new SharedQuadState);
   state->SetAll(quad_transform, layer_bounds, visible_layer_rect, clip_rect,
                 is_clipped, opacity, blend_mode, sorting_context_id);
 
   std::unique_ptr<SharedQuadState> copy(new SharedQuadState(*state));
   EXPECT_EQ(quad_transform, copy->quad_to_target_transform);
   EXPECT_EQ(visible_layer_rect, copy->visible_quad_layer_rect);
   EXPECT_EQ(opacity, copy->opacity);
   EXPECT_EQ(clip_rect, copy->clip_rect);
   EXPECT_EQ(is_clipped, copy->is_clipped);
   EXPECT_EQ(blend_mode, copy->blend_mode);
 }
 
 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 layer_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, layer_bounds, visible_layer_rect, clip_rect,
                 is_clipped, opacity, blend_mode, sorting_context_id);
   return state;
 }
 
 void CompareDrawQuad(DrawQuad* quad,
                      DrawQuad* copy,
                      SharedQuadState* copy_shared_state) {
@@ skipping 915 matching lines @@
         LOG(ERROR) << "YUVVideoDrawQuad " << sizeof(YUVVideoDrawQuad);
         break;
       case DrawQuad::INVALID:
         break;
     }
   }
 }
 
 }  // namespace
 }  // namespace cc