Exclude in-use origins from storage evictions for all QuotaEvictionPolicies.

storage/browser/quota/quota_manager.h

Index: storage/browser/quota/quota_manager.h
diff --git a/storage/browser/quota/quota_manager.h b/storage/browser/quota/quota_manager.h
index 0e4884ba7e81e5359a33fb0e18b69f5604804d56..bdc777d24689d5e7b00ad6306e6ec65f05785126 100644
--- a/storage/browser/quota/quota_manager.h
+++ b/storage/browser/quota/quota_manager.h
@@ -82,6 +82,7 @@ class STORAGE_EXPORT QuotaEvictionPolicy {
   // are no evictable origins.
   virtual void GetEvictionOrigin(
       const scoped_refptr<SpecialStoragePolicy>& special_storage_policy,
+      const std::set<GURL>& exceptions,
       const std::map<GURL, int64>& usage_map,
       int64 global_quota,
       const GetOriginCallback& callback) = 0;
@@ -383,6 +384,7 @@ class STORAGE_EXPORT QuotaManager
   void DidGetPersistentGlobalUsageForHistogram(int64 usage,
                                                int64 unlimited_usage);
 
+  std::set<GURL> GetEvictionOriginExceptions();
   void DidGetEvictionOrigin(const GetOriginCallback& callback,
                             const GURL& origin);