Adds memory cache logging, and updates disk cache logging

net/disk_cache/backend_unittest.cc

 // Copyright (c) 2011 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 "base/basictypes.h"
 #include "base/file_util.h"
 #include "base/string_util.h"
 #include "base/stringprintf.h"
 #include "base/third_party/dynamic_annotations/dynamic_annotations.h"
 #include "base/threading/platform_thread.h"
@@ skipping 188 matching lines @@
 
     // Test the private factory methods.
     disk_cache::Backend* cache = NULL;
     int rv = disk_cache::BackendImpl::CreateBackend(
                  path, false, 0, net::DISK_CACHE, disk_cache::kNoRandom,
                  cache_thread.message_loop_proxy(), NULL, &cache, &cb);
     ASSERT_EQ(net::OK, cb.GetResult(rv));
     ASSERT_TRUE(cache);
     delete cache;
 
-    cache = disk_cache::MemBackendImpl::CreateBackend(0);
+    cache = disk_cache::MemBackendImpl::CreateBackend(0, NULL);
     ASSERT_TRUE(cache);
     delete cache;
     cache = NULL;
 
     // Now test the public API.
     rv = disk_cache::CreateCacheBackend(net::DISK_CACHE, path, 0, false,
                                         cache_thread.message_loop_proxy(),
                                         NULL, &cache, &cb);
     ASSERT_EQ(net::OK, cb.GetResult(rv));
     ASSERT_TRUE(cache);
@@ skipping 1859 matching lines @@
   char buffer1[kSize];
   char buffer2[kSize];
   memset(buffer1, 't', kSize);
   memset(buffer2, 0, kSize);
   EXPECT_TRUE(file->Write(buffer1, kSize, 0));
   EXPECT_TRUE(file->Read(buffer2, kSize, 0));
   EXPECT_EQ(0, memcmp(buffer1, buffer2, kSize));
 
   EXPECT_TRUE(disk_cache::DeleteCacheFile(name));
 }