Add Quota.TimeSinceOriginEvicted UMA histogram.

content/browser/quota/mock_quota_manager.h

 // Copyright 2014 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 CONTENT_BROWSER_QUOTA_MOCK_QUOTA_MANAGER_H_
 #define CONTENT_BROWSER_QUOTA_MOCK_QUOTA_MANAGER_H_
 
 #include <map>
 #include <set>
 #include <utility>
@@ skipping 53 matching lines @@
 
   // Removes an origin from the canned list of origins, but doesn't touch
   // anything on disk. The caller must provide |quota_client_mask| which
   // specifies the types of QuotaClients which should be removed from this
   // origin as a bitmask built from QuotaClient::IDs. Setting the mask to
   // QuotaClient::kAllClientsMask will remove all clients from the origin,
   // regardless of type.
   void DeleteOriginData(const GURL& origin,
                         StorageType type,
                         int quota_client_mask,
+                        bool is_eviction,
                         const StatusCallback& callback) override;
 
   // Helper method for updating internal quota info.
   void SetQuota(const GURL& origin, StorageType type, int64 quota);
 
   // Helper methods for timed-deletion testing:
   // Adds an origin to the canned list that will be searched through via
   // GetOriginsModifiedSince. The caller must provide |quota_client_mask|
   // which specifies the types of QuotaClients this canned origin contains
   // as a bitmask built from QuotaClient::IDs.
@@ skipping 58 matching lines @@
   std::vector<OriginInfo> origins_;
   UsageAndQuotaMap usage_and_quota_map_;
   base::WeakPtrFactory<MockQuotaManager> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(MockQuotaManager);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_QUOTA_MOCK_QUOTA_MANAGER_H_