cc: Start using raster/eviction iterators in tile manager

cc/resources/tile_priority.h

 // 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.
 
 #ifndef CC_RESOURCES_TILE_PRIORITY_H_
 #define CC_RESOURCES_TILE_PRIORITY_H_
 
 #include <algorithm>
 #include <limits>
 
@@ skipping 104 matching lines @@
   ALLOW_NOTHING = 0,
 
   // You might be made visible, but you're not being interacted with.
   ALLOW_ABSOLUTE_MINIMUM = 1,  // Tall.
 
   // You're being interacted with, but we're low on memory.
   ALLOW_PREPAINT_ONLY = 2,  // Grande.
 
   // You're the only thing in town. Go crazy.
   ALLOW_ANYTHING = 3,  // Venti.
-
-  NUM_TILE_MEMORY_LIMIT_POLICIES = 4,
-
-  // NOTE: Be sure to update TreePriorityAsValue and kBinPolicyMap when adding
-  // or reordering fields.
 };
 scoped_ptr<base::Value> TileMemoryLimitPolicyAsValue(
     TileMemoryLimitPolicy policy);
 
 enum TreePriority {
   SAME_PRIORITY_FOR_BOTH_TREES,
   SMOOTHNESS_TAKES_PRIORITY,
   NEW_CONTENT_TAKES_PRIORITY
-
-  // Be sure to update TreePriorityAsValue when adding new fields.
 };
 scoped_ptr<base::Value> TreePriorityAsValue(TreePriority prio);
 
 class GlobalStateThatImpactsTilePriority {
  public:
   GlobalStateThatImpactsTilePriority()
       : memory_limit_policy(ALLOW_NOTHING),
         soft_memory_limit_in_bytes(0),
         hard_memory_limit_in_bytes(0),
         num_resources_limit(0),
         tree_priority(SAME_PRIORITY_FOR_BOTH_TREES) {}
 
   TileMemoryLimitPolicy memory_limit_policy;
 
   size_t soft_memory_limit_in_bytes;
   size_t hard_memory_limit_in_bytes;
   size_t num_resources_limit;
 
   TreePriority tree_priority;
 
-  bool operator==(const GlobalStateThatImpactsTilePriority& other) const {
-    return memory_limit_policy == other.memory_limit_policy &&
-           soft_memory_limit_in_bytes == other.soft_memory_limit_in_bytes &&
-           hard_memory_limit_in_bytes == other.hard_memory_limit_in_bytes &&
-           num_resources_limit == other.num_resources_limit &&
-           tree_priority == other.tree_priority;
-  }
-  bool operator!=(const GlobalStateThatImpactsTilePriority& other) const {
-    return !(*this == other);
-  }
-
   scoped_ptr<base::Value> AsValue() const;
 };
 
 }  // namespace cc
 
 #endif  // CC_RESOURCES_TILE_PRIORITY_H_