cc: Avoid pointless gfx::Point/Size contructors when making Rects.

cc/trees/damage_tracker_unittest.cc

 // Copyright 2011 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/trees/damage_tracker.h"
 
 #include "cc/base/math_util.h"
 #include "cc/layers/layer_impl.h"
 #include "cc/test/fake_impl_proxy.h"
 #include "cc/test/fake_layer_tree_host_impl.h"
@@ skipping 78 matching lines @@
             LayerImpl::Create(host_impl_.active_tree(), 1);
     scoped_ptr<LayerImpl> child =
             LayerImpl::Create(host_impl_.active_tree(), 2);
 
     root->SetPosition(gfx::PointF());
     root->SetAnchorPoint(gfx::PointF());
     root->SetBounds(gfx::Size(500, 500));
     root->SetContentBounds(gfx::Size(500, 500));
     root->SetDrawsContent(true);
     root->CreateRenderSurface();
-    root->render_surface()->SetContentRect(
-        gfx::Rect(gfx::Point(), gfx::Size(500, 500)));
+    root->render_surface()->SetContentRect(gfx::Rect(0, 0, 500, 500));
 
     child->SetPosition(gfx::PointF(100.f, 100.f));
     child->SetAnchorPoint(gfx::PointF());
     child->SetBounds(gfx::Size(30, 30));
     child->SetContentBounds(gfx::Size(30, 30));
     child->SetDrawsContent(true);
     root->AddChild(child.Pass());
 
     return root.Pass();
   }
@@ skipping 13 matching lines @@
             LayerImpl::Create(host_impl_.active_tree(), 4);
     scoped_ptr<LayerImpl> grand_child2 =
             LayerImpl::Create(host_impl_.active_tree(), 5);
 
     root->SetPosition(gfx::PointF());
     root->SetAnchorPoint(gfx::PointF());
     root->SetBounds(gfx::Size(500, 500));
     root->SetContentBounds(gfx::Size(500, 500));
     root->SetDrawsContent(true);
     root->CreateRenderSurface();
-    root->render_surface()->SetContentRect(
-        gfx::Rect(gfx::Point(), gfx::Size(500, 500)));
+    root->render_surface()->SetContentRect(gfx::Rect(0, 0, 500, 500));
 
     child1->SetPosition(gfx::PointF(100.f, 100.f));
     child1->SetAnchorPoint(gfx::PointF());
     child1->SetBounds(gfx::Size(30, 30));
     child1->SetContentBounds(gfx::Size(30, 30));
     // With a child that draws_content, opacity will cause the layer to create
     // its own RenderSurface. This layer does not draw, but is intended to
     // create its own RenderSurface. TODO: setting opacity and
     // ForceRenderSurface may be redundant here.
     child1->SetOpacity(0.5f);
@@ skipping 1200 matching lines @@
   // Damage should remain empty even after one frame, since there's yet no new
   // damage.
   EmulateDrawingOneFrame(root.get());
   root_damage_rect =
           root->render_surface()->damage_tracker()->current_damage_rect();
   EXPECT_TRUE(root_damage_rect.IsEmpty());
 }
 
 }  // namespace
 }  // namespace cc