revert r177211 due to its potential issues

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@177222 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/CGClass.cpp b/lib/CodeGen/CGClass.cpp
index 2ececb0..287d164 100644
--- a/lib/CodeGen/CGClass.cpp
+++ b/lib/CodeGen/CGClass.cpp
@@ -1666,11 +1666,8 @@
   }
 
   // Non-trivial constructors are handled in an ABI-specific manner.
-  llvm::Value *Callee = CGM.getCXXABI().EmitConstructorCall(*this, D, Type,
-                            ForVirtualBase, Delegating, This, ArgBeg, ArgEnd);
-  if (CGM.getCXXABI().HasThisReturn(CurGD) &&
-      CGM.getCXXABI().HasThisReturn(GlobalDecl(D, Type)))
-     CalleeWithThisReturn = Callee;
+  CGM.getCXXABI().EmitConstructorCall(*this, D, Type, ForVirtualBase,
+                                      Delegating, This, ArgBeg, ArgEnd);
 }
 
 void
@@ -1759,12 +1756,9 @@
     EmitDelegateCallArg(DelegateArgs, param);
   }
 
-  llvm::Value *Callee = CGM.GetAddrOfCXXConstructor(Ctor, CtorType);
   EmitCall(CGM.getTypes().arrangeCXXConstructorDeclaration(Ctor, CtorType),
-           Callee, ReturnValueSlot(), DelegateArgs, Ctor);
-  if (CGM.getCXXABI().HasThisReturn(CurGD) &&
-      CGM.getCXXABI().HasThisReturn(GlobalDecl(Ctor, CtorType)))
-     CalleeWithThisReturn = Callee;
+           CGM.GetAddrOfCXXConstructor(Ctor, CtorType), 
+           ReturnValueSlot(), DelegateArgs, Ctor);
 }
 
 namespace {
@@ -1831,9 +1825,6 @@
   EmitCXXMemberCall(DD, SourceLocation(), Callee, ReturnValueSlot(), This,
                     VTT, getContext().getPointerType(getContext().VoidPtrTy),
                     0, 0);
-  if (CGM.getCXXABI().HasThisReturn(CurGD) &&
-      CGM.getCXXABI().HasThisReturn(GlobalDecl(DD, Type)))
-     CalleeWithThisReturn = Callee;
 }
 
 namespace {