Split picture layer quads to allow removing more occluded area.

cc/layers/nine_patch_layer_impl_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 <stddef.h>
 
 #include "cc/layers/append_quads_data.h"
 #include "cc/layers/nine_patch_layer_impl.h"
 #include "cc/quads/texture_draw_quad.h"
 #include "cc/resources/ui_resource_bitmap.h"
@@ skipping 369 matching lines @@
     LayerTestCommon::VerifyQuadsExactlyCoverRect(impl.quad_list(), gfx::Rect());
     EXPECT_EQ(impl.quad_list().size(), 0u);
   }
 
   {
     SCOPED_TRACE("Partial occlusion");
     gfx::Rect occluded(0, 0, 500, 1000);
     impl.AppendQuadsWithOcclusion(nine_patch_layer_impl, occluded);
 
     size_t partially_occluded_count = 0;
-    LayerTestCommon::VerifyQuadsAreOccluded(
-        impl.quad_list(), occluded, &partially_occluded_count);
+    LayerTestCommon::VerifyQuadsAreOccluded(impl.quad_list(), occluded, false,
+                                            &partially_occluded_count);
     // The layer outputs nine quads, three of which are partially occluded, and
     // three fully occluded.
     EXPECT_EQ(6u, impl.quad_list().size());
     EXPECT_EQ(3u, partially_occluded_count);
   }
 }
 
 TEST(NinePatchLayerImplTest, OpaqueRect) {
   gfx::Size layer_size(1000, 1000);
   gfx::Size viewport_size(1000, 1000);
@@ skipping 54 matching lines @@
 
     const QuadList &quad_list = impl.quad_list();
     for (QuadList::ConstBackToFrontIterator it = quad_list.BackToFrontBegin();
          it != quad_list.BackToFrontEnd(); ++it)
       EXPECT_TRUE(it->ShouldDrawWithBlending());
   }
 }
 
 }  // namespace
 }  // namespace cc