cc: Prevent usage of rasterize on-demand with delegating renderer.

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 874296bfdf656653981a212b5fe96b4c9ad9e154..0e97d181b543e80862795d29f893cfe1bd92ae03 100644
--- a/cc/trees/layer_tree_host.cc
+++ b/cc/trees/layer_tree_host.cc
@@ -51,19 +51,22 @@ RendererCapabilities::RendererCapabilities(ResourceFormat best_texture_format,
                                            bool allow_partial_texture_updates,
                                            bool using_offscreen_context3d,
                                            int max_texture_size,
-                                           bool using_shared_memory_resources)
+                                           bool using_shared_memory_resources,
+                                           bool allow_rasterize_on_demand)
     : best_texture_format(best_texture_format),
       allow_partial_texture_updates(allow_partial_texture_updates),
       using_offscreen_context3d(using_offscreen_context3d),
       max_texture_size(max_texture_size),
-      using_shared_memory_resources(using_shared_memory_resources) {}
+      using_shared_memory_resources(using_shared_memory_resources),
+      allow_rasterize_on_demand(allow_rasterize_on_demand) {}
 
 RendererCapabilities::RendererCapabilities()
     : best_texture_format(RGBA_8888),
       allow_partial_texture_updates(false),
       using_offscreen_context3d(false),
       max_texture_size(0),
-      using_shared_memory_resources(false) {}
+      using_shared_memory_resources(false),
+      allow_rasterize_on_demand(false) {}
 
 RendererCapabilities::~RendererCapabilities() {}