Rename -dump-record-layouts to -fdump-record-layouts now that the option behaves like aa flag.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@100943 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/include/clang/Driver/CC1Options.td b/include/clang/Driver/CC1Options.td
index 78abb47..74e9b86 100644
--- a/include/clang/Driver/CC1Options.td
+++ b/include/clang/Driver/CC1Options.td
@@ -315,7 +315,7 @@
 def ftime_report : Flag<"-ftime-report">,
   HelpText<"Print the amount of time each phase of compilation takes">;
 
-def dump_record_layouts : Flag<"-dump-record-layouts">,
+def fdump_record_layouts : Flag<"-fdump-record-layouts">,
   HelpText<"Dump record layout information">;
 
 //===----------------------------------------------------------------------===//