cc: Eliminate tile.h's dependency on tile_manager.h

cc/resources/tile_manager.cc

Index: cc/resources/tile_manager.cc
diff --git a/cc/resources/tile_manager.cc b/cc/resources/tile_manager.cc
index 3eb7bc29714c803b2ab51bb2870dd587f6325ea7..65068551bfdc4f71b0d3ada6bd37fa65a11cd6b3 100644
--- a/cc/resources/tile_manager.cc
+++ b/cc/resources/tile_manager.cc
@@ -678,19 +678,6 @@ RasterWorkerPool::Task TileManager::CreateImageDecodeTask(
                  base::Unretained(pixel_ref)));
 }
 
-RasterTaskMetadata TileManager::GetRasterTaskMetadata(
-    const Tile& tile) const {
-  RasterTaskMetadata metadata;
-  const ManagedTileState& mts = tile.managed_state();
-  metadata.is_tile_in_pending_tree_now_bin =
-      mts.tree_bin[PENDING_TREE] == NOW_BIN;
-  metadata.tile_resolution = mts.resolution;
-  metadata.layer_id = tile.layer_id();
-  metadata.tile_id = &tile;
-  metadata.source_frame_number = tile.source_frame_number();
-  return metadata;
-}
-
 RasterWorkerPool::RasterTask TileManager::CreateRasterTask(Tile* tile) {
   TRACE_EVENT0("cc", "TileManager::CreateRasterTask");
 
@@ -725,14 +712,17 @@ RasterWorkerPool::RasterTask TileManager::CreateRasterTask(Tile* tile) {
     existing_pixel_refs[id] = decode_task;
   }
 
-  RasterTaskMetadata metadata = GetRasterTaskMetadata(*tile);
   return RasterWorkerPool::CreateRasterTask(
       const_resource,
       tile->picture_pile(),
       tile->content_rect(),
       tile->contents_scale(),
       mts.raster_mode,
-      metadata,
+      mts.tree_bin[PENDING_TREE] == NOW_BIN,
+      mts.resolution,
+      tile->layer_id(),
+      &tile,
+      tile->source_frame_number(),
       rendering_stats_instrumentation_,
       base::Bind(&TileManager::OnRasterTaskCompleted,
                  base::Unretained(this),