Remove DCHECK_IMPLIES and CHECK_IMPLIES

cc/playback/picture_pile.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/playback/picture_pile.h"
 
 #include <algorithm>
 #include <limits>
 #include <vector>
 
@@ skipping 464 matching lines @@
 
         PictureMap::iterator picture_it = picture_map_.find(key);
         if (picture_it == picture_map_.end())
           continue;
 
         updated = true;
         picture_map_.erase(key);
 
         // Invalidate drops the picture so the whole tile better be invalidated
         // if it won't be re-recorded below.
-        DCHECK_IMPLIES(!tiling_.TileBounds(key.first, key.second)
-                            .Intersects(interest_rect_over_tiles),
-                       invalidation_expanded_to_full_tiles.Contains(
-                           tiling_.TileBounds(key.first, key.second)));
+        DCHECK(tiling_.TileBounds(key.first, key.second)
+                   .Intersects(interest_rect_over_tiles) ||
+               invalidation_expanded_to_full_tiles.Contains(
+                   tiling_.TileBounds(key.first, key.second)));
       }
     }
     invalidation->Union(invalidation_expanded_to_full_tiles);
   }
 
   invalidation->Union(synthetic_invalidation);
   return updated;
 }
 
 void PicturePile::GetInvalidTileRects(const gfx::Rect& interest_rect,
@@ skipping 191 matching lines @@
 
 void PicturePile::SetBufferPixels(int new_buffer_pixels) {
   if (new_buffer_pixels == buffer_pixels())
     return;
 
   Clear();
   tiling_.SetBorderTexels(new_buffer_pixels);
 }
 
 }  // namespace cc