[ics]: Remove deprecated support for patching LoadICs and StoreICs

src/ic/handler-compiler.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/ic/handler-compiler.h"
 
 #include "src/field-type.h"
 #include "src/ic/call-optimization.h"
 #include "src/ic/handler-configuration-inl.h"
 #include "src/ic/ic-inl.h"
@@ skipping 622 matching lines @@
     return isolate->builtins()->KeyedLoadIC_Slow();
   }
 
   ElementsKind elements_kind = receiver_map->elements_kind();
   if (IsSloppyArgumentsElements(elements_kind)) {
     TRACE_HANDLER_STATS(isolate, KeyedLoadIC_KeyedLoadSloppyArgumentsStub);
     return KeyedLoadSloppyArgumentsStub(isolate).GetCode();
   }
   bool is_js_array = instance_type == JS_ARRAY_TYPE;
   if (elements_kind == DICTIONARY_ELEMENTS) {
-    if (FLAG_tf_load_ic_stub) {
-      TRACE_HANDLER_STATS(isolate, KeyedLoadIC_LoadElementDH);
-      return LoadHandler::LoadElement(isolate, elements_kind, false,
-                                      is_js_array);
-    }
-    TRACE_HANDLER_STATS(isolate, KeyedLoadIC_LoadDictionaryElementStub);
-    return LoadDictionaryElementStub(isolate).GetCode();
+    TRACE_HANDLER_STATS(isolate, KeyedLoadIC_LoadElementDH);
+    return LoadHandler::LoadElement(isolate, elements_kind, false, is_js_array);
   }
   DCHECK(IsFastElementsKind(elements_kind) ||
          IsFixedTypedArrayElementsKind(elements_kind));
   // TODO(jkummerow): Use IsHoleyElementsKind(elements_kind).
   bool convert_hole_to_undefined =
       is_js_array && elements_kind == FAST_HOLEY_ELEMENTS &&
       *receiver_map == isolate->get_initial_js_array_map(elements_kind);
-  if (FLAG_tf_load_ic_stub) {
-    TRACE_HANDLER_STATS(isolate, KeyedLoadIC_LoadElementDH);
-    return LoadHandler::LoadElement(isolate, elements_kind,
-                                    convert_hole_to_undefined, is_js_array);
-  } else {
-    TRACE_HANDLER_STATS(isolate, KeyedLoadIC_LoadFastElementStub);
-    return LoadFastElementStub(isolate, is_js_array, elements_kind,
-                               convert_hole_to_undefined)
-        .GetCode();
-  }
+  TRACE_HANDLER_STATS(isolate, KeyedLoadIC_LoadElementDH);
+  return LoadHandler::LoadElement(isolate, elements_kind,
+                                  convert_hole_to_undefined, is_js_array);
 }
 
 void ElementHandlerCompiler::CompileElementHandlers(
     MapHandleList* receiver_maps, List<Handle<Object>>* handlers) {
   for (int i = 0; i < receiver_maps->length(); ++i) {
     handlers->Add(GetKeyedLoadHandler(receiver_maps->at(i), isolate()));
   }
 }
 }  // namespace internal
 }  // namespace v8