[CacheStorage] Keep caches alive for 30 seconds after opening

content/browser/cache_storage/cache_storage_manager_unittest.cc

 // 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.
 
 #include "content/browser/cache_storage/cache_storage_manager.h"
 
 #include "base/files/file_path.h"
 #include "base/files/file_util.h"
 #include "base/files/scoped_temp_dir.h"
 #include "base/guid.h"
@@ skipping 544 matching lines @@
 TEST_F(CacheStorageManagerTest, BadOriginName) {
   // Since the implementation writes origin names to disk, ensure that we don't
   // escape the directory.
   GURL bad_origin("http://../../../../../../../../../../../../../../foo");
   EXPECT_TRUE(Open(bad_origin, "foo"));
   EXPECT_TRUE(Keys(bad_origin));
   EXPECT_EQ(1u, callback_strings_.size());
   EXPECT_STREQ("foo", callback_strings_[0].c_str());
 }
 
-// With a persistent cache if the client drops its reference to a
-// CacheStorageCache
-// it should be deleted.
-TEST_F(CacheStorageManagerTest, DropReference) {
-  EXPECT_TRUE(Open(origin1_, "foo"));
-  base::WeakPtr<CacheStorageCache> cache = callback_cache_->AsWeakPtr();
-  callback_cache_ = NULL;
-  EXPECT_TRUE(!cache);
-}
-
-// With a memory cache the cache can't be freed from memory until the client
-// calls delete.
-TEST_F(CacheStorageManagerMemoryOnlyTest, MemoryLosesReferenceOnlyAfterDelete) {
-  EXPECT_TRUE(Open(origin1_, "foo"));
-  base::WeakPtr<CacheStorageCache> cache = callback_cache_->AsWeakPtr();
-  callback_cache_ = NULL;
-  EXPECT_TRUE(cache);
-  EXPECT_TRUE(Delete(origin1_, "foo"));
-  EXPECT_FALSE(cache);
-}
-
 TEST_P(CacheStorageManagerTestP, DeleteBeforeRelease) {
   EXPECT_TRUE(Open(origin1_, "foo"));
   EXPECT_TRUE(Delete(origin1_, "foo"));
   EXPECT_TRUE(callback_cache_->AsWeakPtr());
 }
 
 TEST_P(CacheStorageManagerTestP, OpenRunsSerially) {
   EXPECT_FALSE(Delete(origin1_, "tmp"));  // Init storage.
   CacheStorage* cache_storage = CacheStorageForOrigin(origin1_);
   cache_storage->StartAsyncOperationForTesting();
@@ skipping 415 matching lines @@
 
 INSTANTIATE_TEST_CASE_P(CacheStorageManagerTests,
                         CacheStorageManagerTestP,
                         ::testing::Values(false, true));
 
 INSTANTIATE_TEST_CASE_P(CacheStorageQuotaClientTests,
                         CacheStorageQuotaClientTestP,
                         ::testing::Values(false, true));
 
 }  // namespace content