Remove unused argument.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@177287 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Driver/WindowsToolChain.cpp b/lib/Driver/WindowsToolChain.cpp
index e7ab4ce..d0938c2 100644
--- a/lib/Driver/WindowsToolChain.cpp
+++ b/lib/Driver/WindowsToolChain.cpp
@@ -38,7 +38,7 @@
 Tool &Windows::SelectTool(const Compilation &C, const JobAction &JA,
                           const ActionList &Inputs) const {
   Action::ActionClass Key;
-  if (getDriver().ShouldUseClangCompiler(C, JA, getTriple()))
+  if (getDriver().ShouldUseClangCompiler(JA))
     Key = Action::AnalyzeJobClass;
   else
     Key = JA.getKind();