Use hasDefaultArg instead of getDefaultArg.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@79967 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Sema/SemaDeclCXX.cpp b/lib/Sema/SemaDeclCXX.cpp
index 80ecd2a..a25a83a 100644
--- a/lib/Sema/SemaDeclCXX.cpp
+++ b/lib/Sema/SemaDeclCXX.cpp
@@ -277,7 +277,7 @@
   // Find first parameter with a default argument
   for (p = 0; p < NumParams; ++p) {
     ParmVarDecl *Param = FD->getParamDecl(p);
-    if (Param->getDefaultArg())
+    if (Param->hasDefaultArg())
       break;
   }
 
@@ -290,7 +290,7 @@
   unsigned LastMissingDefaultArg = 0;
   for(; p < NumParams; ++p) {
     ParmVarDecl *Param = FD->getParamDecl(p);
-    if (!Param->getDefaultArg()) {
+    if (!Param->hasDefaultArg()) {
       if (Param->isInvalidDecl())
         /* We already complained about this parameter. */;
       else if (Param->getIdentifier())