VectorICs: Remove --vector-stores flag.

src/compiler/js-generic-lowering.cc

Index: src/compiler/js-generic-lowering.cc
diff --git a/src/compiler/js-generic-lowering.cc b/src/compiler/js-generic-lowering.cc
index 2b0163c588d72bfbc8eaaa5ecaa4b624a392575d..0261e4c6472a4f70c46eb311790ee389e81ba51e 100644
--- a/src/compiler/js-generic-lowering.cc
+++ b/src/compiler/js-generic-lowering.cc
@@ -331,12 +331,8 @@ void JSGenericLowering::LowerJSStoreProperty(Node* node) {
   LanguageMode language_mode = p.language_mode();
   Callable callable = CodeFactory::KeyedStoreICInOptimizedCode(
       isolate(), language_mode, UNINITIALIZED);
-  if (FLAG_vector_stores) {
-    DCHECK(p.feedback().index() != -1);
-    node->InsertInput(zone(), 3, jsgraph()->SmiConstant(p.feedback().index()));
-  } else {
-    node->RemoveInput(3);
-  }
+  DCHECK(p.feedback().index() != -1);
+  node->InsertInput(zone(), 3, jsgraph()->SmiConstant(p.feedback().index()));
   ReplaceWithStubCall(node, callable,
                       CallDescriptor::kPatchableCallSite | flags);
 }
@@ -348,12 +344,8 @@ void JSGenericLowering::LowerJSStoreNamed(Node* node) {
   Callable callable = CodeFactory::StoreICInOptimizedCode(
       isolate(), p.language_mode(), UNINITIALIZED);
   node->InsertInput(zone(), 1, jsgraph()->HeapConstant(p.name()));
-  if (FLAG_vector_stores) {
-    DCHECK(p.feedback().index() != -1);
-    node->InsertInput(zone(), 3, jsgraph()->SmiConstant(p.feedback().index()));
-  } else {
-    node->RemoveInput(3);
-  }
+  DCHECK(p.feedback().index() != -1);
+  node->InsertInput(zone(), 3, jsgraph()->SmiConstant(p.feedback().index()));
   ReplaceWithStubCall(node, callable,
                       CallDescriptor::kPatchableCallSite | flags);
 }
@@ -373,12 +365,8 @@ void JSGenericLowering::LowerJSStoreGlobal(Node* node) {
                                   effect, graph()->start());
   node->InsertInput(zone(), 0, global);
   node->InsertInput(zone(), 1, jsgraph()->HeapConstant(p.name()));
-  if (FLAG_vector_stores) {
-    DCHECK(p.feedback().index() != -1);
-    node->InsertInput(zone(), 3, jsgraph()->SmiConstant(p.feedback().index()));
-  } else {
-    node->RemoveInput(3);
-  }
+  DCHECK(p.feedback().index() != -1);
+  node->InsertInput(zone(), 3, jsgraph()->SmiConstant(p.feedback().index()));
   ReplaceWithStubCall(node, callable,
                       CallDescriptor::kPatchableCallSite | flags);
 }