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

cc/blink/web_layer_impl.cc

 // Copyright 2014 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/blink/web_layer_impl.h"
 
 #include "base/bind.h"
 #include "base/debug/trace_event_impl.h"
 #include "base/lazy_instance.h"
 #include "base/strings/string_util.h"
 #include "base/threading/thread_checker.h"
 #include "cc/animation/animation.h"
 #include "cc/base/region.h"
 #include "cc/base/switches.h"
 #include "cc/blink/web_animation_impl.h"
 #include "cc/blink/web_blend_mode.h"
 #include "cc/blink/web_filter_operations_impl.h"
 #include "cc/blink/web_to_cc_animation_delegate_adapter.h"
 #include "cc/layers/layer.h"
 #include "cc/layers/layer_position_constraint.h"
 #include "cc/trees/layer_tree_host.h"
 #include "third_party/WebKit/public/platform/WebFloatPoint.h"
 #include "third_party/WebKit/public/platform/WebFloatRect.h"
 #include "third_party/WebKit/public/platform/WebGraphicsLayerDebugInfo.h"
 #include "third_party/WebKit/public/platform/WebLayerClient.h"
 #include "third_party/WebKit/public/platform/WebLayerPositionConstraint.h"
 #include "third_party/WebKit/public/platform/WebLayerScrollClient.h"
 #include "third_party/WebKit/public/platform/WebSize.h"
 #include "third_party/skia/include/utils/SkMatrix44.h"
+#include "ui/gfx/geometry/rect_conversions.h"
 #include "ui/gfx/geometry/vector2d_conversions.h"
 
 using cc::Animation;
 using cc::Layer;
 using blink::WebLayer;
 using blink::WebFloatPoint;
 using blink::WebVector;
 using blink::WebRect;
 using blink::WebSize;
 using blink::WebColor;
@@ skipping 30 matching lines @@
 // static
 void WebLayerImpl::SetImplSidePaintingEnabled(bool enabled) {
   g_impl_side_painting_enabled = enabled;
 }
 
 int WebLayerImpl::id() const {
   return layer_->id();
 }
 
 void WebLayerImpl::invalidateRect(const blink::WebFloatRect& rect) {
+  layer_->SetNeedsDisplayRect(gfx::ToEnclosingRect(rect));
+}
+
+void WebLayerImpl::invalidateRect(const blink::WebRect& rect) {
   layer_->SetNeedsDisplayRect(rect);
 }
 
 void WebLayerImpl::invalidate() {
   layer_->SetNeedsDisplay();
 }
 
 void WebLayerImpl::addChild(WebLayer* child) {
   layer_->AddChild(static_cast<WebLayerImpl*>(child)->layer());
 }
@@ skipping 382 matching lines @@
   if (parent)
     clip_parent = static_cast<WebLayerImpl*>(parent)->layer();
   layer_->SetClipParent(clip_parent);
 }
 
 Layer* WebLayerImpl::layer() const {
   return layer_.get();
 }
 
 }  // namespace cc_blink