Change the order of arguments of the (One|Two)ByteSeqStringSetChar intrinsic.

src/x87/full-codegen-x87.cc

Index: src/x87/full-codegen-x87.cc
diff --git a/src/x87/full-codegen-x87.cc b/src/x87/full-codegen-x87.cc
index 78d2ec06b2dbf64bc3cb40845c6cc10d2de25bef..15e275e28b89e3bf334aeccf2aaf34ed2e783957 100644
--- a/src/x87/full-codegen-x87.cc
+++ b/src/x87/full-codegen-x87.cc
@@ -3357,9 +3357,9 @@ void FullCodeGenerator::EmitOneByteSeqStringSetChar(CallRuntime* expr) {
   Register index = ebx;
   Register value = ecx;
 
-  VisitForStackValue(args->at(1));  // index
-  VisitForStackValue(args->at(2));  // value
-  VisitForAccumulatorValue(args->at(0));  // string
+  VisitForStackValue(args->at(0));        // index
+  VisitForStackValue(args->at(1));        // value
+  VisitForAccumulatorValue(args->at(2));  // string
 
   __ pop(value);
   __ pop(index);
@@ -3393,9 +3393,9 @@ void FullCodeGenerator::EmitTwoByteSeqStringSetChar(CallRuntime* expr) {
   Register index = ebx;
   Register value = ecx;
 
-  VisitForStackValue(args->at(1));  // index
-  VisitForStackValue(args->at(2));  // value
-  VisitForAccumulatorValue(args->at(0));  // string
+  VisitForStackValue(args->at(0));        // index
+  VisitForStackValue(args->at(1));        // value
+  VisitForAccumulatorValue(args->at(2));  // string
   __ pop(value);
   __ pop(index);