Send memory management policies to the tile manager

cc/resource_pool.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/resource_pool.h"
 
 #include "cc/resource_provider.h"
 
 namespace cc {
 
@@ skipping 16 matching lines @@
   resource_provider_->deleteResource(id());
 }
 
 ResourcePool::ResourcePool(ResourceProvider* resource_provider)
     : resource_provider_(resource_provider),
       max_memory_usage_bytes_(0),
       memory_usage_bytes_(0) {
 }
 
 ResourcePool::~ResourcePool() {
-  SetMaxMemoryUsageBytes(0);
+  while (!resources_.empty()) {
+    Resource* resource = resources_.front();
+    resources_.pop_front();
+    memory_usage_bytes_ -= resource->bytes();
+    delete resource;
+  }
 }
 
 scoped_ptr<ResourcePool::Resource> ResourcePool::AcquireResource(
     const gfx::Size& size, GLenum format) {
   for (ResourceList::iterator it = resources_.begin();
        it != resources_.end(); ++it) {
     Resource* resource = *it;
 
     if (resource->size() != size)
       continue;
@@ skipping 14 matching lines @@
 void ResourcePool::ReleaseResource(
     scoped_ptr<ResourcePool::Resource> resource) {
   if (memory_usage_bytes_ > max_memory_usage_bytes_) {
     memory_usage_bytes_ -= resource->bytes();
     return;
   }
 
   resources_.push_back(resource.release());
 }
 
-void ResourcePool::SetMaxMemoryUsageBytes(size_t max_memory_usage_bytes) {
-  max_memory_usage_bytes_ = max_memory_usage_bytes;
-
-  while (!resources_.empty()) {
-    if (memory_usage_bytes_ <= max_memory_usage_bytes_)
-      break;
-    Resource* resource = resources_.front();
-    resources_.pop_front();
-    memory_usage_bytes_ -= resource->bytes();
-    delete resource;
-  }
-}
-
 }  // namespace cc