Revert "Make CXXNewExpr contain only a single initialier, and not hold the used constructor itself."
It leads to a compiler crash in the Bullet benchmark.

This reverts commit r12014.

llvm-svn: 150684
diff --git a/clang/lib/AST/Expr.cpp b/clang/lib/AST/Expr.cpp
index 4b19031..f9f7ba5 100644
--- a/clang/lib/AST/Expr.cpp
+++ b/clang/lib/AST/Expr.cpp
@@ -2041,7 +2041,10 @@
     if (isTypeDependent())
       CT = CT_Dependent;
     else
-      CT = CanCalleeThrow(C, this, cast<CXXNewExpr>(this)->getOperatorNew());
+      CT = MergeCanThrow(
+        CanCalleeThrow(C, this, cast<CXXNewExpr>(this)->getOperatorNew()),
+        CanCalleeThrow(C, this, cast<CXXNewExpr>(this)->getConstructor(),
+                       /*NullThrows*/false));
     if (CT == CT_Can)
       return CT;
     return MergeCanThrow(CT, CanSubExprsThrow(C, this));