GTTF: Make net_unittests run successfully with parallel test launcher

net/disk_cache/disk_cache_test_base.h

Index: net/disk_cache/disk_cache_test_base.h
diff --git a/net/disk_cache/disk_cache_test_base.h b/net/disk_cache/disk_cache_test_base.h
index faecc173488967ac95f6e0cc81394441c246a150..0121191b71fc90728bf9e8f74aaace8bf7a7d989 100644
--- a/net/disk_cache/disk_cache_test_base.h
+++ b/net/disk_cache/disk_cache_test_base.h
@@ -9,6 +9,7 @@
 #include "base/basictypes.h"
 #include "base/thread.h"
 #include "net/base/cache_type.h"
+#include "net/disk_cache/disk_cache_test_util.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "testing/platform_test.h"
 
@@ -92,6 +93,10 @@ class DiskCacheTestWithCache : public DiskCacheTest {
     type_ = type;
   }
 
+  FilePath path() const {
+    return test_cache_.path();
+  }
+
   // Utility methods to access the cache and wait for each operation to finish.
   int OpenEntry(const std::string& key, disk_cache::Entry** entry);
   int CreateEntry(const std::string& key, disk_cache::Entry** entry);
@@ -136,7 +141,9 @@ class DiskCacheTestWithCache : public DiskCacheTest {
   void InitDiskCache();
   void InitDiskCacheImpl(const FilePath& path);
 
+  ScopedTestCache test_cache_;
   base::Thread cache_thread_;
+
   DISALLOW_COPY_AND_ASSIGN(DiskCacheTestWithCache);
 };