Add insert/extract element to the integrated ARM assembler.

src/DartARM32/assembler_arm.cc

Index: src/DartARM32/assembler_arm.cc
diff --git a/src/DartARM32/assembler_arm.cc b/src/DartARM32/assembler_arm.cc
index 106ecb4be6e68396a2f9d5ea63c77b815d146cde..8933b267bfad5badf306e26afea6530bf7919226 100644
--- a/src/DartARM32/assembler_arm.cc
+++ b/src/DartARM32/assembler_arm.cc
@@ -683,7 +683,8 @@ void Assembler::vmovrrs(Register rt, Register rt2, SRegister sm,
   Emit(encoding);
 }
 
-
+#if 0
+// Moved to ARM32::AssemblerARM32::vmovdqir().
 void Assembler::vmovdr(DRegister dn, int i, Register rt, Condition cond) {
   ASSERT(TargetCPUFeatures::vfp_supported());
   ASSERT((i == 0) || (i == 1));
@@ -701,7 +702,6 @@ void Assembler::vmovdr(DRegister dn, int i, Register rt, Condition cond) {
   Emit(encoding);
 }
 
-#if 0
 // Moved to ARM32::AssemblerARM32::vmovdrr().
 void Assembler::vmovdrr(DRegister dm, Register rt, Register rt2,
                         Condition cond) {