[turbofan] Remove redundant cmp operands swap.

src/compiler/x64/instruction-selector-x64.cc

Index: src/compiler/x64/instruction-selector-x64.cc
diff --git a/src/compiler/x64/instruction-selector-x64.cc b/src/compiler/x64/instruction-selector-x64.cc
index 878e778da068c3563b1d06d7446c2411cf82fe28..2709f9ad39e91d031af39700213a7bd16e7753db 100644
--- a/src/compiler/x64/instruction-selector-x64.cc
+++ b/src/compiler/x64/instruction-selector-x64.cc
@@ -1775,11 +1775,6 @@ void VisitWordCompare(InstructionSelector* selector, Node* node,
                                          g.UseRegister(right), cont);
   }
 
-  if (g.CanBeBetterLeftOperand(right)) {
-    if (!node->op()->HasProperty(Operator::kCommutative)) cont->Commute();
-    std::swap(left, right);
-  }
-
   return VisitCompare(selector, opcode, left, right, cont,
                       node->op()->HasProperty(Operator::kCommutative));
 }