cc: Fix BytesPerPixel issue and refactor.

cc/raster/pixel_buffer_tile_task_worker_pool.cc

Index: cc/raster/pixel_buffer_tile_task_worker_pool.cc
diff --git a/cc/raster/pixel_buffer_tile_task_worker_pool.cc b/cc/raster/pixel_buffer_tile_task_worker_pool.cc
index df79519485d8d3ee1b1301e24b699c235467c81b..08601b70c38d48e6bd0095f89520bf75889d2d45 100644
--- a/cc/raster/pixel_buffer_tile_task_worker_pool.cc
+++ b/cc/raster/pixel_buffer_tile_task_worker_pool.cc
@@ -436,9 +436,9 @@ void PixelBufferTileTaskWorkerPool::CheckForCompletedUploads() {
     DCHECK(state_it != raster_task_states_.end());
     RasterTaskState& state = *state_it;
 
-    // We can use UncheckedMemorySizeBytes here, since these tasks come from
-    // tiles, the size of which is controlled by the compositor.
-    bytes_pending_upload_ -= Resource::UncheckedMemorySizeBytes(
+    // We can use UncheckedSizeInBytes here, since these tasks come from tiles,
+    // the size of which is controlled by the compositor.
+    bytes_pending_upload_ -= ResourceUtil::UncheckedSizeInBytes(
         task->resource()->size(), task->resource()->format());
 
     task->WillComplete();
@@ -545,9 +545,9 @@ void PixelBufferTileTaskWorkerPool::ScheduleMoreTasks() {
     // but if it's the only task allow it to complete no matter what its size,
     // to prevent starvation of the task queue.
     size_t new_bytes_pending_upload = bytes_pending_upload;
-    // We can use UncheckedMemorySizeBytes here, since these tasks come from
-    // tiles, the size of which is controlled by the compositor.
-    new_bytes_pending_upload += Resource::UncheckedMemorySizeBytes(
+    // We can use UncheckedSizeInBytes here, since these tasks come from tiles,
+    // the size of which is controlled by the compositor.
+    new_bytes_pending_upload += ResourceUtil::UncheckedSizeInBytes(
         task->resource()->size(), task->resource()->format());
     if (new_bytes_pending_upload > max_bytes_pending_upload_ &&
         bytes_pending_upload) {
@@ -712,9 +712,9 @@ void PixelBufferTileTaskWorkerPool::CheckForCompletedRasterizerTasks() {
     resource_provider_->BeginSetPixels(raster_task->resource()->id());
     has_performed_uploads_since_last_flush_ = true;
 
-    // We can use UncheckedMemorySizeBytes here, since these tasks come from
-    // tiles, the size of which is controlled by the compositor.
-    bytes_pending_upload_ += Resource::UncheckedMemorySizeBytes(
+    // We can use UncheckedSizeInBytes here, since these tasks come from tiles,
+    // the size of which is controlled by the compositor.
+    bytes_pending_upload_ += ResourceUtil::UncheckedSizeInBytes(
         raster_task->resource()->size(), raster_task->resource()->format());
     raster_tasks_with_pending_upload_.push_back(raster_task);
     state.type = RasterTaskState::UPLOADING;