[FileAPI] Replace default leveldb::Env with leveldb::MemEnv in tests.

webkit/browser/fileapi/sandbox_prioritized_origin_database_unittest.cc

Index: webkit/browser/fileapi/sandbox_prioritized_origin_database_unittest.cc
diff --git a/webkit/browser/fileapi/sandbox_prioritized_origin_database_unittest.cc b/webkit/browser/fileapi/sandbox_prioritized_origin_database_unittest.cc
index fc0b9589d8598f601d39fd43cf5e276be7cdab4e..3a290cf617854ef5cacd8a224c3bdc64c5f739ae 100644
--- a/webkit/browser/fileapi/sandbox_prioritized_origin_database_unittest.cc
+++ b/webkit/browser/fileapi/sandbox_prioritized_origin_database_unittest.cc
@@ -20,7 +20,7 @@ TEST(SandboxPrioritizedOriginDatabaseTest, BasicTest) {
   const std::string kOrigin1("origin1");
   const std::string kOrigin2("origin2");
 
-  SandboxPrioritizedOriginDatabase database(dir.path());
+  SandboxPrioritizedOriginDatabase database(dir.path(), NULL);
 
   // Set the kOrigin1 as a parimary origin.
   EXPECT_TRUE(database.InitializePrimaryOrigin(kOrigin1));
@@ -74,7 +74,7 @@ TEST(SandboxPrioritizedOriginDatabaseTest, SetPrimaryLaterTest) {
   const std::string kOrigin1("origin1");
   const std::string kOrigin2("origin2");
 
-  SandboxPrioritizedOriginDatabase database(dir.path());
+  SandboxPrioritizedOriginDatabase database(dir.path(), NULL);
 
   EXPECT_TRUE(database.GetPrimaryOrigin().empty());
 
@@ -103,7 +103,7 @@ TEST(SandboxPrioritizedOriginDatabaseTest, LostPrimaryOriginFileTest) {
   const std::string kOrigin1("origin1");
   const std::string kData("foo");
 
-  SandboxPrioritizedOriginDatabase database(dir.path());
+  SandboxPrioritizedOriginDatabase database(dir.path(), NULL);
 
   EXPECT_TRUE(database.GetPrimaryOrigin().empty());
 
@@ -148,7 +148,7 @@ TEST(SandboxPrioritizedOriginDatabaseTest, MigrationTest) {
   // Initialize the directory with two origins using the regular
   // SandboxOriginDatabase.
   {
-    SandboxOriginDatabase database_old(dir.path());
+    SandboxOriginDatabase database_old(dir.path(), NULL);
     base::FilePath old_db_path = database_old.GetDatabasePath();
     EXPECT_FALSE(base::PathExists(old_db_path));
 
@@ -176,7 +176,7 @@ TEST(SandboxPrioritizedOriginDatabaseTest, MigrationTest) {
   }
 
   // Re-open the directory using sandboxPrioritizedOriginDatabase.
-  SandboxPrioritizedOriginDatabase database(dir.path());
+  SandboxPrioritizedOriginDatabase database(dir.path(), NULL);
 
   // Set the kOrigin1 as a parimary origin.
   // (Trying to initialize another origin should fail).