Remove implicit conversions from scoped_refptr to T* in cc/

cc/resources/picture_layer_tiling.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/resources/picture_layer_tiling.h"
 
 #include <algorithm>
 #include <cmath>
 #include <limits>
 
@@ skipping 836 matching lines @@
   eviction_tiles_now_.clear();
   eviction_tiles_now_and_required_for_activation_.clear();
   eviction_tiles_soon_.clear();
   eviction_tiles_soon_and_required_for_activation_.clear();
   eviction_tiles_eventually_.clear();
   eviction_tiles_eventually_and_required_for_activation_.clear();
 
   for (TileMap::iterator it = tiles_.begin(); it != tiles_.end(); ++it) {
     // TODO(vmpstr): This should update the priority if UpdateTilePriorities
     // changes not to do this.
-    Tile* tile = it->second;
+    Tile* tile = it->second.get();
     const TilePriority& priority =
         tile->priority_for_tree_priority(tree_priority);
     switch (priority.priority_bin) {
       case TilePriority::EVENTUALLY:
         if (tile->required_for_activation())
           eviction_tiles_eventually_and_required_for_activation_.push_back(
               tile);
         else
           eviction_tiles_eventually_.push_back(tile);
         break;
@@ skipping 221 matching lines @@
   DCHECK(*this);
   do {
     ++current_eviction_tiles_index_;
   } while (current_eviction_tiles_index_ != eviction_tiles_->size() &&
            !(*eviction_tiles_)[current_eviction_tiles_index_]->HasResources());
 
   return *this;
 }
 
 }  // namespace cc