BuildCXXConstructExpr doesn't need to take an ASTContext.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@79149 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Sema/TreeTransform.h b/lib/Sema/TreeTransform.h
index 3be044c..51db216 100644
--- a/lib/Sema/TreeTransform.h
+++ b/lib/Sema/TreeTransform.h
@@ -1173,8 +1173,7 @@
                                            MultiExprArg Args) {
     unsigned NumArgs = Args.size();
     Expr **ArgsExprs = (Expr **)Args.release();
-    return getSema().Owned(SemaRef.BuildCXXConstructExpr(getSema().Context, T,
-                                                         Constructor,
+    return getSema().Owned(SemaRef.BuildCXXConstructExpr(T, Constructor,
                                                          IsElidable,
                                                          ArgsExprs,
                                                          NumArgs));