Optimize TypedData operators [] and []= in the same way as ScalarList.

runtime/vm/flow_graph_compiler_arm.cc

 // Copyright (c) 2013, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include "vm/globals.h"  // Needed here to get TARGET_ARCH_ARM.
 #if defined(TARGET_ARCH_ARM)
 
 #include "vm/flow_graph_compiler.h"
 
 #include "lib/error.h"
@@ skipping 555 matching lines @@
 FieldAddress FlowGraphCompiler::ElementAddressForRegIndex(intptr_t cid,
                                                           intptr_t index_scale,
                                                           Register array,
                                                           Register index) {
   UNIMPLEMENTED();
   return FieldAddress(array, index);
 }
 
 
 Address FlowGraphCompiler::ExternalElementAddressForIntIndex(
-    intptr_t cid,
     intptr_t index_scale,
     Register array,
     intptr_t index) {
   UNIMPLEMENTED();
   return FieldAddress(array, index);
 }
 
 
 Address FlowGraphCompiler::ExternalElementAddressForRegIndex(
-    intptr_t cid,
     intptr_t index_scale,
     Register array,
     Register index) {
   UNIMPLEMENTED();
   return FieldAddress(array, index);
 }
 
 
 void ParallelMoveResolver::EmitMove(int index) {
   UNIMPLEMENTED();
@@ skipping 22 matching lines @@
 
 
 void ParallelMoveResolver::Exchange(const Address& mem1, const Address& mem2) {
   UNIMPLEMENTED();
 }
 
 
 }  // namespace dart
 
 #endif  // defined TARGET_ARCH_ARM