Added preliminary support for tile rasterization with Ganesh

cc/resources/tile.cc

Index: cc/resources/tile.cc
diff --git a/cc/resources/tile.cc b/cc/resources/tile.cc
index b4cce563dfc6909517ae57c1d5ab97177f2cc548..4e26b0b43707fb281868c80a7089edcf0f1eabab 100644
--- a/cc/resources/tile.cc
+++ b/cc/resources/tile.cc
@@ -21,7 +21,8 @@ Tile::Tile(TileManager* tile_manager,
            float contents_scale,
            int layer_id,
            int source_frame_number,
-           bool can_use_lcd_text)
+           bool can_use_lcd_text,
+           bool use_gpu_rasterizer)
   : RefCountedManaged<Tile>(tile_manager),
     tile_manager_(tile_manager),
     tile_size_(tile_size),
@@ -31,6 +32,7 @@ Tile::Tile(TileManager* tile_manager,
     layer_id_(layer_id),
     source_frame_number_(source_frame_number),
     can_use_lcd_text_(can_use_lcd_text),
+    use_gpu_rasterizer_(use_gpu_rasterizer),
     id_(s_next_id_++) {
   set_picture_pile(picture_pile);
 }