cc: Force an update on tile size after viewport resize

cc/trees/occlusion_tracker_perftest.cc

Index: cc/trees/occlusion_tracker_perftest.cc
diff --git a/cc/trees/occlusion_tracker_perftest.cc b/cc/trees/occlusion_tracker_perftest.cc
index e53a05faf4993923c68e759fd8ab858e07f8f165..20e48e089202903d869ecea3ee135bcbf67d6bc2 100644
--- a/cc/trees/occlusion_tracker_perftest.cc
+++ b/cc/trees/occlusion_tracker_perftest.cc
@@ -93,8 +93,8 @@ TEST_F(OcclusionTrackerPerfTest, UnoccludedContentRect_FullyOccluded) {
   opaque_layer->SetContentBounds(viewport_rect.size());
   active_tree()->root_layer()->AddChild(opaque_layer.Pass());
 
-  bool update_lcd_text = false;
-  active_tree()->UpdateDrawProperties(update_lcd_text);
+  bool first_update_after_commit = false;
+  active_tree()->UpdateDrawProperties(first_update_after_commit);
   const LayerImplList& rsll = active_tree()->RenderSurfaceLayerList();
   ASSERT_EQ(1u, rsll.size());
   EXPECT_EQ(1u, rsll[0]->render_surface()->layer_list().size());
@@ -165,8 +165,8 @@ TEST_F(OcclusionTrackerPerfTest, UnoccludedContentRect_10OpaqueLayers) {
     active_tree()->root_layer()->AddChild(opaque_layer.Pass());
   }
 
-  bool update_lcd_text = false;
-  active_tree()->UpdateDrawProperties(update_lcd_text);
+  bool first_update_after_commit = false;
+  active_tree()->UpdateDrawProperties(first_update_after_commit);
   const LayerImplList& rsll = active_tree()->RenderSurfaceLayerList();
   ASSERT_EQ(1u, rsll.size());
   EXPECT_EQ(static_cast<size_t>(kNumOpaqueLayers),