Revert of [stubs] Introduce LeftShift, SignedRightShift and UnsignedRightShift stubs.

src/code-factory.cc

 // Copyright 2014 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/code-factory.h"
 
 #include "src/bootstrapper.h"
 #include "src/ic/ic.h"
 
 namespace v8 {
@@ skipping 221 matching lines @@
   DivideStub stub(isolate);
   return Callable(stub.GetCode(), stub.GetCallInterfaceDescriptor());
 }
 
 // static
 Callable CodeFactory::Modulus(Isolate* isolate) {
   ModulusStub stub(isolate);
   return Callable(stub.GetCode(), stub.GetCallInterfaceDescriptor());
 }
 
-// static
-Callable CodeFactory::ShiftRight(Isolate* isolate) {
-  ShiftRightStub stub(isolate);
-  return Callable(stub.GetCode(), stub.GetCallInterfaceDescriptor());
-}
-
-// static
-Callable CodeFactory::ShiftRightLogical(Isolate* isolate) {
-  ShiftRightLogicalStub stub(isolate);
-  return Callable(stub.GetCode(), stub.GetCallInterfaceDescriptor());
-}
-
-// static
-Callable CodeFactory::ShiftLeft(Isolate* isolate) {
-  ShiftLeftStub stub(isolate);
-  return Callable(stub.GetCode(), stub.GetCallInterfaceDescriptor());
-}
-
 // static
 Callable CodeFactory::BitwiseAnd(Isolate* isolate) {
   BitwiseAndStub stub(isolate);
   return Callable(stub.GetCode(), stub.GetCallInterfaceDescriptor());
 }
 
 // static
 Callable CodeFactory::BitwiseOr(Isolate* isolate) {
   BitwiseOrStub stub(isolate);
   return Callable(stub.GetCode(), stub.GetCallInterfaceDescriptor());
@@ skipping 293 matching lines @@
   return Callable(stub.GetCode(), InterpreterCEntryDescriptor(isolate));
 }
 
 Callable CodeFactory::AtomicsLoad(Isolate* isolate) {
   AtomicsLoadStub stub(isolate);
   return Callable(stub.GetCode(), AtomicsLoadDescriptor(isolate));
 }
 
 }  // namespace internal
 }  // namespace v8