Add FilePath to base namespace.

webkit/quota/quota_manager_unittest.cc

Index: webkit/quota/quota_manager_unittest.cc
diff --git a/webkit/quota/quota_manager_unittest.cc b/webkit/quota/quota_manager_unittest.cc
index 49476d0601ea2d2fa6d9ea4f0f08cff928e0e0ca..0f800a2a8f13658e897cdfa00c88011c3da096c2 100644
--- a/webkit/quota/quota_manager_unittest.cc
+++ b/webkit/quota/quota_manager_unittest.cc
@@ -35,7 +35,7 @@ const StorageType kSync = kStorageTypeSyncable;
 const int kAllClients = QuotaClient::kAllClientsMask;
 
 // Returns a deterministic value for the amount of available disk space.
-int64 GetAvailableDiskSpaceForTest(const FilePath&) {
+int64 GetAvailableDiskSpaceForTest(const base::FilePath&) {
   return 13377331;
 }
 
@@ -393,7 +393,7 @@ class QuotaManagerTest : public testing::Test {
   const OriginInfoTableEntries& origin_info_entries() const {
     return origin_info_entries_;
   }
-  FilePath profile_path() const { return data_dir_.path(); }
+  base::FilePath profile_path() const { return data_dir_.path(); }
   int status_callback_count() const { return status_callback_count_; }
   void reset_status_callback_count() { status_callback_count_ = 0; }