cc: Stop converting update rect from int to float to int.

cc/layers/texture_layer.cc

 // Copyright 2010 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/texture_layer.h"
 
 #include "base/bind.h"
 #include "base/callback_helpers.h"
 #include "base/location.h"
 #include "base/synchronization/lock.h"
@@ skipping 155 matching lines @@
          mailbox.sync_point() != holder_ref_->holder()->mailbox().sync_point());
   scoped_ptr<SingleReleaseCallback> release;
   bool requires_commit = true;
   bool allow_mailbox_reuse = true;
   if (mailbox.IsValid())
     release = SingleReleaseCallback::Create(base::Bind(&IgnoreReleaseCallback));
   SetTextureMailboxInternal(
       mailbox, release.Pass(), requires_commit, allow_mailbox_reuse);
 }
 
-void TextureLayer::SetNeedsDisplayRect(const gfx::RectF& dirty_rect) {
+void TextureLayer::SetNeedsDisplayRect(const gfx::Rect& dirty_rect) {
   Layer::SetNeedsDisplayRect(dirty_rect);
 
   if (rate_limit_context_ && client_ && layer_tree_host() && DrawsContent())
     layer_tree_host()->StartRateLimiter();
 }
 
 void TextureLayer::SetLayerTreeHost(LayerTreeHost* host) {
   if (layer_tree_host() == host) {
     Layer::SetLayerTreeHost(host);
     return;
@@ skipping 146 matching lines @@
 void TextureLayer::TextureMailboxHolder::ReturnAndReleaseOnImplThread(
     uint32 sync_point,
     bool is_lost,
     BlockingTaskRunner* main_thread_task_runner) {
   Return(sync_point, is_lost);
   main_thread_task_runner->PostTask(
       FROM_HERE, base::Bind(&TextureMailboxHolder::InternalRelease, this));
 }
 
 }  // namespace cc