cc: Re-enable tile eviction iterator test with occlusion.

cc/resources/tile_manager_unittest.cc

 // Copyright 2013 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/resources/eviction_tile_priority_queue.h"
 #include "cc/resources/raster_tile_priority_queue.h"
 #include "cc/resources/tile.h"
 #include "cc/resources/tile_priority.h"
 #include "cc/test/fake_impl_proxy.h"
 #include "cc/test/fake_layer_tree_host_impl.h"
@@ skipping 910 matching lines @@
 
     last_tile = tile;
     new_content_tiles.insert(tile);
     queue.Pop();
   }
 
   EXPECT_EQ(tile_count, new_content_tiles.size());
   EXPECT_EQ(all_tiles, new_content_tiles);
 }
 
-#if defined(OS_WIN)
-#define MAYBE_EvictionTilePriorityQueueWithOcclusion \
-  DISABLED_EvictionTilePriorityQueueWithOcclusion
-#else
-#define MAYBE_EvictionTilePriorityQueueWithOcclusion \
-  EvictionTilePriorityQueueWithOcclusion
-#endif
 TEST_F(TileManagerTilePriorityQueueTest,
-       MAYBE_EvictionTilePriorityQueueWithOcclusion) {
+       EvictionTilePriorityQueueWithOcclusion) {
   gfx::Size tile_size(102, 102);
   gfx::Size layer_bounds(1000, 1000);
 
   scoped_refptr<FakePicturePileImpl> pending_pile =
       FakePicturePileImpl::CreateFilledPile(tile_size, layer_bounds);
   SetupPendingTree(pending_pile);
   pending_layer_->CreateDefaultTilingsAndTiles();
 
   scoped_ptr<FakePictureLayerImpl> pending_child =
       FakePictureLayerImpl::CreateWithPile(
@@ skipping 193 matching lines @@
     all_tiles.insert(queue.Top());
     ++tile_count;
     queue.Pop();
   }
   EXPECT_EQ(tile_count, all_tiles.size());
   EXPECT_EQ(17u, tile_count);
 }
 
 }  // namespace
 }  // namespace cc