[CSA][cleanup] TNodify LoadWeakFixedArrayElement

Bug: v8:9708, v8:10506, v8:6949
Change-Id: I701ad51273e14db8a5185ff130e8d8593dce1ba4
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2202911Reviewed-by: Mythri Alle <mythria@chromium.org>
Commit-Queue: Santiago Aboy Solanes <solanes@chromium.org>
Cr-Commit-Position: refs/heads/master@{#67890}

src/codegen/code-stub-assembler.cc

@@ -2413,10 +2413,10 @@ TNode<Int32T> CodeStubAssembler::LoadAndUntagToWord32FixedArrayElement(
 }
 
 TNode<MaybeObject> CodeStubAssembler::LoadWeakFixedArrayElement(
-    TNode<WeakFixedArray> object, Node* index, int additional_offset,
-    ParameterMode parameter_mode, LoadSensitivity needs_poisoning) {
+    TNode<WeakFixedArray> object, TNode<IntPtrT> index, int additional_offset) {
   return LoadArrayElement(object, WeakFixedArray::kHeaderSize, index,
-                          additional_offset, parameter_mode, needs_poisoning);
+                          additional_offset, INTPTR_PARAMETERS,
+                          LoadSensitivity::kSafe);
 }
 
 TNode<Float64T> CodeStubAssembler::LoadFixedDoubleArrayElement(

src/codegen/code-stub-assembler.h

@@ -1518,18 +1518,9 @@ class V8_EXPORT_PRIVATE CodeStubAssembler
   }
 
   // Load an array element from a WeakFixedArray.
-  TNode<MaybeObject> LoadWeakFixedArrayElement(
-      TNode<WeakFixedArray> object, Node* index, int additional_offset = 0,
-      ParameterMode parameter_mode = INTPTR_PARAMETERS,
-      LoadSensitivity needs_poisoning = LoadSensitivity::kSafe);
-
-  TNode<MaybeObject> LoadWeakFixedArrayElement(
-      TNode<WeakFixedArray> object, int index, int additional_offset = 0,
-      LoadSensitivity needs_poisoning = LoadSensitivity::kSafe) {
-    return LoadWeakFixedArrayElement(object, IntPtrConstant(index),
-                                     additional_offset, INTPTR_PARAMETERS,
-                                     needs_poisoning);
-  }
+  TNode<MaybeObject> LoadWeakFixedArrayElement(TNode<WeakFixedArray> object,
+                                               TNode<IntPtrT> index,
+                                               int additional_offset = 0);
 
   // Load an array element from a FixedDoubleArray.
   TNode<Float64T> LoadFixedDoubleArrayElement(