[Storage] Normalize storage partition path before garbage collection

content/browser/storage_partition_impl_map.h

 // 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.
 
 #ifndef CONTENT_BROWSER_STORAGE_PARTITION_MAP_H_
 #define CONTENT_BROWSER_STORAGE_PARTITION_MAP_H_
 
 #include <map>
 #include <string>
 
 #include "base/callback_forward.h"
 #include "base/containers/hash_tables.h"
 #include "base/gtest_prod_util.h"
 #include "base/supports_user_data.h"
 #include "content/browser/storage_partition_impl.h"
 #include "content/public/browser/browser_context.h"
 
 namespace base {
 class FilePath;
 class SequencedTaskRunner;
 }  // namespace base
 
 namespace content {
 
 class BrowserContext;
 
 // A std::string to StoragePartition map for use with SupportsUserData APIs.
-class StoragePartitionImplMap : public base::SupportsUserData::Data {
+class CONTENT_EXPORT StoragePartitionImplMap
+  : public base::SupportsUserData::Data {
  public:
   explicit StoragePartitionImplMap(BrowserContext* browser_context);
 
   virtual ~StoragePartitionImplMap();
 
   // This map retains ownership of the returned StoragePartition objects.
   StoragePartitionImpl* Get(const std::string& partition_domain,
                             const std::string& partition_name,
                             bool in_memory);
 
@@ skipping 11 matching lines @@
   //
   // The |done| closure is executed on the calling thread when garbage
   // collection is complete.
   void GarbageCollect(scoped_ptr<base::hash_set<base::FilePath> > active_paths,
                       const base::Closure& done);
 
   void ForEach(const BrowserContext::StoragePartitionCallback& callback);
 
  private:
   FRIEND_TEST_ALL_PREFIXES(StoragePartitionConfigTest, OperatorLess);
+  FRIEND_TEST_ALL_PREFIXES(StoragePartitionImplMapTest, GarbageCollect);
 
   // Each StoragePartition is uniquely identified by which partition domain
   // it belongs to (such as an app or the browser itself), the user supplied
   // partition name and the bit indicating whether it should be persisted on
   // disk or not. This structure contains those elements and is used as
   // uniqueness key to lookup StoragePartition objects in the global map.
   //
   // TODO(nasko): It is equivalent, though not identical to the same structure
   // that lives in chrome profiles. The difference is that this one has
   // partition_domain and partition_name separate, while the latter one has
@@ skipping 53 matching lines @@
   PartitionMap partitions_;
 
   // Set to true when the ResourceContext for the associated |browser_context_|
   // is initialized. Can never return to false.
   bool resource_context_initialized_;
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_STORAGE_PARTITION_MAP_H_