Enable SiteEngagementEvictionPolicy behind --enable-site-eviction-policy flag.

content/browser/storage_partition_impl_map.cc

 // Copyright (c) 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 "content/browser/storage_partition_impl_map.h"
 
 #include "base/bind.h"
 #include "base/callback.h"
 #include "base/files/file_enumerator.h"
 #include "base/files/file_path.h"
@@ skipping 379 matching lines @@
     return it->second;
 
   base::FilePath partition_path =
       browser_context_->GetPath().Append(
           GetStoragePartitionPath(partition_domain, partition_name));
   StoragePartitionImpl* partition =
       StoragePartitionImpl::Create(browser_context_, in_memory,
                                    partition_path);
   partitions_[partition_config] = partition;
 
+  partition->GetQuotaManager()->SetTemporaryStorageEvictionPolicy(
+      GetContentClient()->browser()->GetTemporaryStorageEvictionPolicy(
+          browser_context_));
+
   ChromeBlobStorageContext* blob_storage_context =
       ChromeBlobStorageContext::GetFor(browser_context_);
   StreamContext* stream_context = StreamContext::GetFor(browser_context_);
   ProtocolHandlerMap protocol_handlers;
   protocol_handlers[url::kBlobScheme] =
       linked_ptr<net::URLRequestJobFactory::ProtocolHandler>(
           new BlobProtocolHandler(blob_storage_context,
                                   stream_context,
                                   partition->GetFileSystemContext()));
   protocol_handlers[url::kFileSystemScheme] =
@@ skipping 193 matching lines @@
 
     // We do not call InitializeURLRequestContext() for media contexts because,
     // other than the HTTP cache, the media contexts share the same backing
     // objects as their associated "normal" request context.  Thus, the previous
     // call serves to initialize the media request context for this storage
     // partition as well.
   }
 }
 
 }  // namespace content