cc: Chromify the LayerTreeHostImpl class.

cc/scrollbar_animation_controller_linear_fade_unittest.cc

Index: cc/scrollbar_animation_controller_linear_fade_unittest.cc
diff --git a/cc/scrollbar_animation_controller_linear_fade_unittest.cc b/cc/scrollbar_animation_controller_linear_fade_unittest.cc
index 10977a7d84d2a046d47089ffff89c4b778c963df..e3c2c230f16c1ab0f67d28e6d32ba2cb10de8377 100644
--- a/cc/scrollbar_animation_controller_linear_fade_unittest.cc
+++ b/cc/scrollbar_animation_controller_linear_fade_unittest.cc
@@ -24,9 +24,9 @@ public:
 protected:
     virtual void SetUp()
     {
-        m_scrollLayer = LayerImpl::Create(m_hostImpl.activeTree(), 1);
+        m_scrollLayer = LayerImpl::Create(m_hostImpl.active_tree(), 1);
         scoped_ptr<ScrollbarGeometryFixedThumb> geometry(ScrollbarGeometryFixedThumb::create(FakeWebScrollbarThemeGeometry::create(false)));
-        m_scrollbarLayer = ScrollbarLayerImpl::Create(m_hostImpl.activeTree(), 2, geometry.Pass());
+        m_scrollbarLayer = ScrollbarLayerImpl::Create(m_hostImpl.active_tree(), 2, geometry.Pass());
 
         m_scrollLayer->SetMaxScrollOffset(gfx::Vector2d(50, 50));
         m_scrollLayer->SetBounds(gfx::Size(50, 50));