mix-blend-mode implementation for accelerated layers

cc/layers/layer_unittest.cc

 // Copyright 2011 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/layers/layer.h"
 
 #include "cc/animation/keyframed_animation_curve.h"
 #include "cc/base/math_util.h"
 #include "cc/layers/layer_impl.h"
 #include "cc/resources/layer_painter.h"
@@ skipping 527 matching lines @@
 
   // Next, test properties that should call SetNeedsCommit (but not
   // SetNeedsDisplay). All properties need to be set to new values in order for
   // SetNeedsCommit to be called.
   EXPECT_SET_NEEDS_COMMIT(1, test_layer->SetAnchorPoint(
       gfx::PointF(1.23f, 4.56f)));
   EXPECT_SET_NEEDS_COMMIT(1, test_layer->SetAnchorPointZ(0.7f));
   EXPECT_SET_NEEDS_COMMIT(1, test_layer->SetBackgroundColor(SK_ColorLTGRAY));
   EXPECT_SET_NEEDS_COMMIT(1, test_layer->SetMasksToBounds(true));
   EXPECT_SET_NEEDS_COMMIT(1, test_layer->SetOpacity(0.5f));
+  EXPECT_SET_NEEDS_COMMIT(1, test_layer->SetBlendMode(SkXfermode::kHue_Mode));
+  EXPECT_SET_NEEDS_COMMIT(1, test_layer->SetIsRootForIsolatedGroup(true));
   EXPECT_SET_NEEDS_COMMIT(1, test_layer->SetContentsOpaque(true));
   EXPECT_SET_NEEDS_COMMIT(1, test_layer->SetPosition(gfx::PointF(4.f, 9.f)));
   EXPECT_SET_NEEDS_COMMIT(1, test_layer->SetSublayerTransform(
       gfx::Transform(0.0, 0.0, 0.0, 0.0, 0.0, 0.0)));
   EXPECT_SET_NEEDS_COMMIT(1, test_layer->SetScrollable(true));
   EXPECT_SET_NEEDS_COMMIT(1, test_layer->SetUserScrollable(true, false));
   EXPECT_SET_NEEDS_COMMIT(1, test_layer->SetScrollOffset(
       gfx::Vector2d(10, 10)));
   EXPECT_SET_NEEDS_COMMIT(1, test_layer->SetShouldScrollOnMainThread(true));
   EXPECT_SET_NEEDS_COMMIT(1, test_layer->SetNonFastScrollableRegion(
@@ skipping 514 matching lines @@
               << "Flags: " << contents_opaque << ", " << layer_opaque << ", "
               << host_opaque << "\n";
         }
       }
     }
   }
 }
 
 }  // namespace
 }  // namespace cc