Don't allow '\0' characters in FilePath.

ipc/ipc_message_utils_unittest.cc

Index: ipc/ipc_message_utils_unittest.cc
diff --git a/ipc/ipc_message_utils_unittest.cc b/ipc/ipc_message_utils_unittest.cc
index 2a49b9a56980d90145cb48fdb9dcef96bb988884..7aa97109a7995aafb5a520dc7f624d5604d9af20 100644
--- a/ipc/ipc_message_utils_unittest.cc
+++ b/ipc/ipc_message_utils_unittest.cc
@@ -55,15 +55,17 @@ TEST(IPCMessageUtilsTest, NestedMessages) {
 
 // Tests that detection of various bad parameters is working correctly.
 TEST(IPCMessageUtilsTest, ParameterValidation) {
-  IPC::Message message;
   FilePath::StringType okString(FILE_PATH_LITERAL("hello"), 5);
   FilePath::StringType badString(FILE_PATH_LITERAL("hel\0o"), 5);
-  FilePath okPath(okString);
-  FilePath badPath(badString);
-  ParamTraits<FilePath>::Write(&message, okPath);
-  ParamTraits<FilePath>::Write(&message, badPath);
+
+  // Change this if ParamTraits<FilePath>::Write() changes.
+  IPC::Message message;
+  ParamTraits<FilePath::StringType>::Write(&message, okString);
+  ParamTraits<FilePath::StringType>::Write(&message, badString);
 
   PickleIterator iter(message);
+  FilePath okPath;

[brettw, 2013/01/25 22:06:03]

Style nit: no camelCase, use lowercase_with_underscores. Can you fix the other
stuff in this test?

+  FilePath badPath;
   ASSERT_TRUE(ParamTraits<FilePath>::Read(&message, &iter, &okPath));
   ASSERT_FALSE(ParamTraits<FilePath>::Read(&message, &iter, &badPath));
 }