Revert of Add builders for tracing event's structural arguments

cc/resources/managed_tile_state.h

 // Copyright 2013 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.
 
 #ifndef CC_RESOURCES_MANAGED_TILE_STATE_H_
 #define CC_RESOURCES_MANAGED_TILE_STATE_H_
 
 #include "base/memory/scoped_ptr.h"
 #include "cc/resources/platform_color.h"
 #include "cc/resources/raster_mode.h"
@@ skipping 86 matching lines @@
 
     Mode mode_;
     SkColor solid_color_;
     scoped_ptr<ScopedResource> resource_;
     scoped_refptr<RasterTask> raster_task_;
   };
 
   ManagedTileState();
   ~ManagedTileState();
 
-  void AsValueInto(base::debug::TracedValue* dict) const;
+  scoped_ptr<base::Value> AsValue() const;
 
   // Persisted state: valid all the time.
   TileVersion tile_versions[NUM_RASTER_MODES];
   RasterMode raster_mode;
 
   ManagedTileBin bin;
 
   TileResolution resolution;
   bool required_for_activation;
   TilePriority::PriorityBin priority_bin;
   float distance_to_visible;
   bool visible_and_ready_to_draw;
 
   // Priority for this state from the last time we assigned memory.
   unsigned scheduled_priority;
 };
 
 }  // namespace cc
 
 #endif  // CC_RESOURCES_MANAGED_TILE_STATE_H_