VectorICs: Remove --vector-stores flag.

src/crankshaft/hydrogen-instructions.h

 // Copyright 2012 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.
 
 #ifndef V8_CRANKSHAFT_HYDROGEN_INSTRUCTIONS_H_
 #define V8_CRANKSHAFT_HYDROGEN_INSTRUCTIONS_H_
 
 #include <cstring>
 #include <iosfwd>
 
@@ skipping 6936 matching lines @@
   std::ostream& PrintDataTo(std::ostream& os) const override;  // NOLINT
 
   Representation RequiredInputRepresentation(int index) override {
     return Representation::Tagged();
   }
 
   FeedbackVectorSlot slot() const { return slot_; }
   Handle<TypeFeedbackVector> feedback_vector() const {
     return feedback_vector_;
   }
-  bool HasVectorAndSlot() const { return FLAG_vector_stores; }
+  bool HasVectorAndSlot() const { return true; }
   void SetVectorAndSlot(Handle<TypeFeedbackVector> vector,
                         FeedbackVectorSlot slot) {
     feedback_vector_ = vector;
     slot_ = slot;
   }
 
   DECLARE_CONCRETE_INSTRUCTION(StoreNamedGeneric)
 
  private:
   HStoreNamedGeneric(HValue* context, HValue* object, Handle<Name> name,
@@ skipping 205 matching lines @@
   Representation RequiredInputRepresentation(int index) override {
     // tagged[tagged] = tagged
     return Representation::Tagged();
   }
 
   FeedbackVectorSlot slot() const { return slot_; }
   Handle<TypeFeedbackVector> feedback_vector() const {
     return feedback_vector_;
   }
   bool HasVectorAndSlot() const {
-    DCHECK(!(FLAG_vector_stores && initialization_state_ != MEGAMORPHIC) ||
-           !feedback_vector_.is_null());
     return !feedback_vector_.is_null();
   }
   void SetVectorAndSlot(Handle<TypeFeedbackVector> vector,
                         FeedbackVectorSlot slot) {
     feedback_vector_ = vector;
     slot_ = slot;
   }
 
   std::ostream& PrintDataTo(std::ostream& os) const override;  // NOLINT
 
@@ skipping 720 matching lines @@
 
 
 
 #undef DECLARE_INSTRUCTION
 #undef DECLARE_CONCRETE_INSTRUCTION
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_CRANKSHAFT_HYDROGEN_INSTRUCTIONS_H_