Add the FullExprArg wrapper and use it for if statement conditions.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@71982 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/tools/clang-cc/PrintParserCallbacks.cpp b/tools/clang-cc/PrintParserCallbacks.cpp
index ceb0500..4ee48f0 100644
--- a/tools/clang-cc/PrintParserCallbacks.cpp
+++ b/tools/clang-cc/PrintParserCallbacks.cpp
@@ -296,8 +296,9 @@
       return StmtEmpty();
     }
 
-    virtual OwningStmtResult ActOnIfStmt(SourceLocation IfLoc, ExprArg CondVal,
-                                         StmtArg ThenVal,SourceLocation ElseLoc,
+    virtual OwningStmtResult ActOnIfStmt(SourceLocation IfLoc, 
+                                         FullExprArg CondVal, StmtArg ThenVal,
+                                         SourceLocation ElseLoc,
                                          StmtArg ElseVal) {
       llvm::cout << __FUNCTION__ << "\n";
       return StmtEmpty();