Move tile-free-software render surface disabling to UpdateDrawProperties.

cc/trees/layer_tree_host.cc

Index: cc/trees/layer_tree_host.cc
diff --git a/cc/trees/layer_tree_host.cc b/cc/trees/layer_tree_host.cc
index 611d6aee0a1df4c242c2ece7b9c88a8bc557ea5c..f63c80d9ccf159d9d00ac01cbabe8e8021ca19c0 100644
--- a/cc/trees/layer_tree_host.cc
+++ b/cc/trees/layer_tree_host.cc
@@ -765,6 +765,7 @@ bool LayerTreeHost::UpdateLayers(Layer* root_layer,
     }
 
     TRACE_EVENT0("cc", "LayerTreeHost::UpdateLayers::CalcDrawProps");
+    bool can_render_to_separate_surface = true;
     LayerTreeHostCommon::CalcDrawPropsMainInputs inputs(
         root_layer,
         device_viewport_size(),
@@ -774,6 +775,7 @@ bool LayerTreeHost::UpdateLayers(Layer* root_layer,
         root_scroll ? root_scroll->parent() : NULL,
         GetRendererCapabilities().max_texture_size,
         settings_.can_use_lcd_text,
+        can_render_to_separate_surface,
         settings_.layer_transforms_should_scale_layer_contents,
         &update_list);
     LayerTreeHostCommon::CalculateDrawProperties(&inputs);