Improve the driver title as shown in the --help message. <rdar://12297538>

llvm-svn: 163870
diff --git a/clang/lib/Driver/Driver.cpp b/clang/lib/Driver/Driver.cpp
index 240d66f..afdc2a3 100644
--- a/clang/lib/Driver/Driver.cpp
+++ b/clang/lib/Driver/Driver.cpp
@@ -52,7 +52,7 @@
     ClangExecutable(ClangExecutable), SysRoot(DEFAULT_SYSROOT),
     UseStdLib(true), DefaultTargetTriple(DefaultTargetTriple),
     DefaultImageName(DefaultImageName),
-    DriverTitle("clang \"gcc-compatible\" driver"),
+    DriverTitle("clang LLVM compiler"),
     CCPrintOptionsFilename(0), CCPrintHeadersFilename(0),
     CCLogDiagnosticsFilename(0), CCCIsCXX(false),
     CCCIsCPP(false),CCCEcho(false), CCCPrintBindings(false),