Revert "Move IPC code to ipc/"

This reverts commit r13062 which, unsurprisingly, broke the build.


git-svn-id: svn://svn.chromium.org/chrome/trunk/src@13063 0039d316-1c4b-4281-b951-d872f2087c98
diff --git a/base/file_descriptor_posix.h b/base/file_descriptor_posix.h
index 5d6cbc6..0bcd4b6 100644
--- a/base/file_descriptor_posix.h
+++ b/base/file_descriptor_posix.h
@@ -12,8 +12,8 @@
 // able to use template specialisation to special-case their handling.
 //
 // WARNING: (Chromium only) There are subtleties to consider if serialising
-// these objects over IPC. See comments in ipc_message_utils.h above the
-// template specialisation for this structure.
+// these objects over IPC. See comments in chrome/common/ipc_message_utils.h
+// above the template specialisation for this structure.
 // -----------------------------------------------------------------------------
 struct FileDescriptor {
   FileDescriptor()