cc: Redraw incomplete frames when new texture uploads finish

cc/tile_manager.cc

 // Copyright 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "cc/tile_manager.h"
 
 #include <algorithm>
 
 #include "base/bind.h"
 #include "base/debug/trace_event.h"
@@ skipping 230 matching lines @@
   while (!tiles_with_pending_set_pixels_.empty()) {
     Tile* tile = tiles_with_pending_set_pixels_.front();
     DCHECK(tile->managed_state().resource);
 
     // Set pixel tasks complete in the order they are posted.
     if (!resource_pool_->resource_provider()->didSetPixelsComplete(
           tile->managed_state().resource->id())) {
       break;
     }
 
+    if (tile->priority(ACTIVE_TREE).distance_to_visible_in_pixels == 0 &&
+        tile->priority(ACTIVE_TREE).resolution == HIGH_RESOLUTION)
+      client_->DidUploadVisibleHighResolutionTile();
+
     // It's now safe to release the pixel buffer.
     resource_pool_->resource_provider()->releasePixelBuffer(
         tile->managed_state().resource->id());
 
     DidFinishTileInitialization(tile);
     tiles_with_pending_set_pixels_.pop();
   }
 }
 
 void TileManager::GetRenderingStats(RenderingStats* stats) {
@@ skipping 265 matching lines @@
 }
 
 void TileManager::DidFinishTileInitialization(Tile* tile) {
   ManagedTileState& managed_tile_state = tile->managed_state();
   DCHECK(managed_tile_state.resource);
   managed_tile_state.resource_is_being_initialized = false;
   managed_tile_state.can_be_freed = true;
 }
 
 }  // namespace cc