cc: Use multiple PrepareTiles approaches

cc/tiles/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 "base/thread_task_runner_handle.h"
 #include "cc/resources/resource_pool.h"
 #include "cc/test/begin_frame_args_test.h"
 #include "cc/test/fake_impl_proxy.h"
 #include "cc/test/fake_layer_tree_host_impl.h"
 #include "cc/test/fake_output_surface.h"
@@ skipping 607 matching lines @@
   pending_layer_->AddChild(pending_child.Pass());
 
   // Set a small viewport, so we have soon and eventually tiles.
   host_impl_.SetViewportSize(gfx::Size(200, 200));
   time_ticks += base::TimeDelta::FromMilliseconds(1);
   host_impl_.SetCurrentBeginFrameArgs(
       CreateBeginFrameArgsForTesting(BEGINFRAME_FROM_HERE, time_ticks));
   bool update_lcd_text = false;
   host_impl_.pending_tree()->UpdateDrawProperties(update_lcd_text);
 
-  host_impl_.SetRequiresHighResToDraw();
+  host_impl_.SetRequiresHighResToDraw(true);
   scoped_ptr<RasterTilePriorityQueue> queue(host_impl_.BuildRasterQueue(
       SMOOTHNESS_TAKES_PRIORITY, RasterTilePriorityQueue::Type::ALL));
   EXPECT_FALSE(queue->IsEmpty());
 
   // Get all the tiles that are NOW or SOON and make sure they are ready to
   // draw.
   std::vector<Tile*> all_tiles;
   while (!queue->IsEmpty()) {
     PrioritizedTile prioritized_tile = queue->Top();
     if (prioritized_tile.priority().priority_bin >= TilePriority::EVENTUALLY)
@@ skipping 780 matching lines @@
                                                   RGBA_8888);
 
   host_impl_.tile_manager()->CheckIfMoreTilesNeedToBePreparedForTesting();
   EXPECT_FALSE(host_impl_.is_likely_to_require_a_draw());
 
   host_impl_.resource_pool()->ReleaseResource(resource.Pass());
 }
 
 }  // namespace
 }  // namespace cc