cc: Distinguish single texture mask from normal masks

cc/trees/layer_tree_host_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/trees/layer_tree_host.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <algorithm>
@@ skipping 6592 matching lines @@
     content_layer->SetBounds(layer_size);
     content_layer->SetPosition(gfx::PointF() -
                                clipping_origin.OffsetFromOrigin());
 
     gfx::Size child_size(50, 50);
     content_child_layer->SetBounds(child_size);
     content_child_layer->SetPosition(gfx::PointF(20.f, 0.f));
 
     gfx::Size mask_size(100, 100);
     mask_layer->SetBounds(mask_size);
-    mask_layer->SetIsMask(true);
+    mask_layer->SetLayerMaskType(Layer::LayerMaskType::MULTI_TEXTURE_MASK);
 
     layer_tree_host()->SetRootLayer(root);
     LayerTreeTest::SetupTree();
     client_.set_bounds(root->bounds());
   }
 
   void BeginTest() override { PostSetNeedsCommitToMainThread(); }
 
   DrawResult PrepareToDrawOnThread(LayerTreeHostImpl* host_impl,
                                    LayerTreeHostImpl::FrameData* frame_data,
@@ skipping 64 matching lines @@
 
     gfx::Size scaling_layer_size(50, 50);
     scaling_layer->SetBounds(scaling_layer_size);
     gfx::Transform scale;
     scale.Scale(2.f, 2.f);
     scaling_layer->SetTransform(scale);
 
     content_layer->SetBounds(scaling_layer_size);
 
     mask_layer->SetBounds(scaling_layer_size);
-    mask_layer->SetIsMask(true);
+    mask_layer->SetLayerMaskType(Layer::LayerMaskType::MULTI_TEXTURE_MASK);
 
     layer_tree_host()->SetRootLayer(root);
     LayerTreeTest::SetupTree();
     client_.set_bounds(root->bounds());
   }
 
   void BeginTest() override { PostSetNeedsCommitToMainThread(); }
 
   DrawResult PrepareToDrawOnThread(LayerTreeHostImpl* host_impl,
                                    LayerTreeHostImpl::FrameData* frame_data,
@@ skipping 68 matching lines @@
     content_layer->SetMaskLayer(mask_layer.get());
 
     gfx::Size root_size(100, 100);
     root->SetBounds(root_size);
 
     gfx::Size layer_size(50, 50);
     content_layer->SetBounds(layer_size);
 
     gfx::Size mask_size(100, 100);
     mask_layer->SetBounds(mask_size);
-    mask_layer->SetIsMask(true);
+    mask_layer->SetLayerMaskType(Layer::LayerMaskType::MULTI_TEXTURE_MASK);
 
     layer_tree_host()->SetRootLayer(root);
     LayerTreeTest::SetupTree();
     client_.set_bounds(root->bounds());
   }
 
   void BeginTest() override { PostSetNeedsCommitToMainThread(); }
 
   DrawResult PrepareToDrawOnThread(LayerTreeHostImpl* host_impl,
                                    LayerTreeHostImpl::FrameData* frame_data,
@@ skipping 319 matching lines @@
     EndTest();
   }
 
   void AfterTest() override {}
 };
 
 SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestSubmitFrameResources);
 
 }  // namespace
 }  // namespace cc