Fix UpdateTilePriorities viewport in Android WebView.

cc/trees/layer_tree_host_impl_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/layer_tree_host_impl.h"
 
 #include <cmath>
 
 #include "base/bind.h"
 #include "base/command_line.h"
@@ skipping 4899 matching lines @@
 
   virtual bool HaveCachedResourcesForRenderPassId(RenderPass::Id id) const
       OVERRIDE {
     return textures_.count(id);
   }
 
   // RendererClient implementation.
   virtual gfx::Rect DeviceViewport() const OVERRIDE {
     return gfx::Rect(viewport_size_);
   }
+  virtual gfx::Rect DeviceClip() const OVERRIDE {
+    return DeviceViewport();
+  }
   virtual float DeviceScaleFactor() const OVERRIDE {
     return 1.f;
   }
   virtual const LayerTreeSettings& Settings() const OVERRIDE {
     return settings_;
   }
   virtual void SetFullRootLayerDamage() OVERRIDE {}
   virtual bool HasImplThread() const OVERRIDE { return false; }
   virtual bool ShouldClearRootRenderPass() const OVERRIDE { return true; }
   virtual CompositorFrameMetadata MakeCompositorFrameMetadata() const
@@ skipping 415 matching lines @@
   child->SetAnchorPoint(gfx::PointF(0.f, 0.f));
   child->SetPosition(gfx::PointF(9.f, 9.f));
   child->SetBounds(gfx::Size(1, 1));
   child->SetContentBounds(gfx::Size(1, 1));
   child->SetDrawsContent(true);
   root->AddChild(child.PassAs<LayerImpl>());
 
   host_impl_->active_tree()->SetRootLayer(root.PassAs<LayerImpl>());
 
   // Draw a frame. In the first frame, the entire viewport should be damaged.
-  gfx::Rect full_frame_damage = gfx::Rect(host_impl_->device_viewport_size());
+  gfx::Rect full_frame_damage = host_impl_->DeviceViewport();
   DrawFrameAndTestDamage(full_frame_damage);
 
   // The second frame has damage that doesn't touch the child layer. Its quads
   // should still be generated.
   gfx::Rect small_damage = gfx::Rect(0, 0, 1, 1);
   host_impl_->active_tree()->root_layer()->set_update_rect(small_damage);
   DrawFrameAndTestDamage(small_damage);
 
   // The third frame should have no damage, so no quads should be generated.
   gfx::Rect no_damage;
@@ skipping 1010 matching lines @@
   EXPECT_EQ(0u, host_impl_->ResourceIdForUIResource(ui_resource_id));
   EXPECT_EQ(0u, context3d->NumTextures());
 
   // Should not change state for multiple deletion on one UIResourceId
   host_impl_->DeleteUIResource(ui_resource_id);
   EXPECT_EQ(0u, context3d->NumTextures());
 }
 
 }  // namespace
 }  // namespace cc