Do not attempt to read language mode from {,Strict}{,Not}Equal nodes.

src/compiler/js-generic-lowering.h

Index: src/compiler/js-generic-lowering.h
diff --git a/src/compiler/js-generic-lowering.h b/src/compiler/js-generic-lowering.h
index 9811ba8451810ecceea2ed392b0b536cf6d5c5c2..d409b14e0ace0af84958316ec72a04d364cbd639 100644
--- a/src/compiler/js-generic-lowering.h
+++ b/src/compiler/js-generic-lowering.h
@@ -36,7 +36,7 @@ class JSGenericLowering final : public Reducer {
 #undef DECLARE_LOWER
 
   // Helpers to replace existing nodes with a generic call.
-  void ReplaceWithCompareIC(Node* node, Token::Value token);
+  void ReplaceWithCompareIC(Node* node, Token::Value token, Strength strength);
   void ReplaceWithStubCall(Node* node, Callable c, CallDescriptor::Flags flags);
   void ReplaceWithBuiltinCall(Node* node, Builtins::JavaScript id, int args);
   void ReplaceWithRuntimeCall(Node* node, Runtime::FunctionId f, int args = -1);