[turbofan] Remove unnecessary argument of a function.

Change-Id: Iadfec0133d45f6539fd0b2b5fbea0e39ab7dfc29
Reviewed-on: https://chromium-review.googlesource.com/1145180Reviewed-by: Maya Lekova <mslekova@chromium.org>
Commit-Queue: Georg Neis <neis@chromium.org>
Cr-Commit-Position: refs/heads/master@{#54587}

src/compiler/js-create-lowering.cc

@@ -491,7 +491,7 @@ Reduction JSCreateLowering::ReduceNewArray(Node* node, Node* length,
   // integer, always creates a holey backing store.
   if (!IsHoleyElementsKind(initial_map.elements_kind())) {
     initial_map = initial_map.AsElementsKind(
-        GetHoleyElementsKind(initial_map.elements_kind()), js_heap_broker());
+        GetHoleyElementsKind(initial_map.elements_kind()));
   }
 
   // Check that the {limit} is an unsigned integer in the valid range.
@@ -540,7 +540,7 @@ Reduction JSCreateLowering::ReduceNewArray(Node* node, Node* length,
   ElementsKind elements_kind = initial_map.elements_kind();
   if (NodeProperties::GetType(length).Max() > 0.0) {
     elements_kind = GetHoleyElementsKind(elements_kind);
-    initial_map = initial_map.AsElementsKind(elements_kind, js_heap_broker());
+    initial_map = initial_map.AsElementsKind(elements_kind);
   }
   DCHECK(IsFastElementsKind(elements_kind));
 
@@ -731,8 +731,7 @@ Reduction JSCreateLowering::ReduceJSCreateArray(Node* node) {
       if (site) {
         ElementsKind elements_kind = site->GetElementsKind();
         if (initial_map.elements_kind() != elements_kind) {
-          initial_map =
-              initial_map.AsElementsKind(elements_kind, js_heap_broker());
+          initial_map = initial_map.AsElementsKind(elements_kind);
         }
         can_inline_call = site->CanInlineCall();
         pretenure = dependencies()->DependOnPretenureMode(*site);
@@ -756,8 +755,7 @@ Reduction JSCreateLowering::ReduceJSCreateArray(Node* node) {
               elements_kind, IsHoleyElementsKind(elements_kind)
                                  ? HOLEY_ELEMENTS
                                  : PACKED_ELEMENTS);
-          initial_map =
-              initial_map.AsElementsKind(elements_kind, js_heap_broker());
+          initial_map = initial_map.AsElementsKind(elements_kind);
           return ReduceNewArray(node, std::vector<Node*>{length}, initial_map,
                                 pretenure);
         }
@@ -813,8 +811,7 @@ Reduction JSCreateLowering::ReduceJSCreateArray(Node* node) {
           // we cannot inline this invocation of the Array constructor here.
           return NoChange();
         }
-        initial_map =
-            initial_map.AsElementsKind(elements_kind, js_heap_broker());
+        initial_map = initial_map.AsElementsKind(elements_kind);
 
         return ReduceNewArray(node, values, initial_map, pretenure);
       }

src/compiler/js-heap-broker.cc

@@ -167,13 +167,12 @@ void JSFunctionRef::EnsureHasInitialMap() const {
 }
 
 // TODO(mslekova): Pre-compute these on the main thread.
-MapRef MapRef::AsElementsKind(ElementsKind kind,
-                              const JSHeapBroker* broker) const {
+MapRef MapRef::AsElementsKind(ElementsKind kind) const {
   AllowHandleAllocation handle_allocation;
   AllowHeapAllocation heap_allocation;
   AllowHandleDereference allow_handle_dereference;
-  return MapRef(broker,
-                Map::AsElementsKind(broker->isolate(), object<Map>(), kind));
+  return MapRef(broker(),
+                Map::AsElementsKind(broker()->isolate(), object<Map>(), kind));
 }
 
 SlackTrackingResult JSFunctionRef::FinishSlackTracking() const {

src/compiler/js-heap-broker.h

@@ -304,7 +304,7 @@ class MapRef : public HeapObjectRef {
   ObjectRef constructor_or_backpointer() const;
   ElementsKind elements_kind() const;
 
-  MapRef AsElementsKind(ElementsKind kind, const JSHeapBroker* broker) const;
+  MapRef AsElementsKind(ElementsKind kind) const;
 
   bool is_stable() const;
   bool has_prototype_slot() const;