Add initial code to do filename munging in the FileSystem....

webkit/fileapi/file_system_path_manager_unittest.cc

Index: webkit/fileapi/file_system_path_manager_unittest.cc
===================================================================
--- webkit/fileapi/file_system_path_manager_unittest.cc	(revision 74905)
+++ webkit/fileapi/file_system_path_manager_unittest.cc	(working copy)
@@ -202,9 +202,10 @@
     return root_path_callback_status_;
   }
 
+  // TODO(ericu): Add a test for the new parameter.
   bool CheckValidFileSystemPath(FileSystemPathManager* manager,
                                 const FilePath& path) {
-    return manager->CrackFileSystemPath(path, NULL, NULL, NULL);
+    return manager->CrackFileSystemPath(path, NULL, NULL, NULL, NULL);
   }
 
   FilePath data_path() { return data_dir_->path(); }
@@ -355,7 +356,7 @@
         kPathToVirtualPathTestCases[i]);
     FilePath virtual_path;
     EXPECT_TRUE(manager->CrackFileSystemPath(absolute_path, NULL, NULL,
-                                             &virtual_path));
+                                             NULL, &virtual_path));
 
     FilePath test_case_path;
     test_case_path = test_case_path.AppendASCII(
@@ -374,14 +375,14 @@
                           fileapi::kFileSystemTypeTemporary,
                           true /* create */, &root_path));
   FilePath path = root_path.AppendASCII("test");
-  EXPECT_TRUE(manager->CrackFileSystemPath(path, NULL, &type, NULL));
+  EXPECT_TRUE(manager->CrackFileSystemPath(path, NULL, &type, NULL, NULL));
   EXPECT_EQ(fileapi::kFileSystemTypeTemporary, type);
 
   EXPECT_TRUE(GetRootPath(manager.get(), GURL("http://foo.com/"),
                           fileapi::kFileSystemTypePersistent,
                           true /* create */, &root_path));
   path = root_path.AppendASCII("test");
-  EXPECT_TRUE(manager->CrackFileSystemPath(path, NULL, &type, NULL));
+  EXPECT_TRUE(manager->CrackFileSystemPath(path, NULL, &type, NULL, NULL));
   EXPECT_EQ(fileapi::kFileSystemTypePersistent, type);
 }