Remove obsolete HArrayLiteral instruction.

src/arm/lithium-arm.cc

Index: src/arm/lithium-arm.cc
diff --git a/src/arm/lithium-arm.cc b/src/arm/lithium-arm.cc
index 53673a79d550dd354946b9b20c5d4a3277d684c3..fa7d23fe011ed3e4182a89fd828dd04e92bbf407 100644
--- a/src/arm/lithium-arm.cc
+++ b/src/arm/lithium-arm.cc
@@ -2393,11 +2393,6 @@ LInstruction* LChunkBuilder::DoAllocate(HAllocate* instr) {
 }
 
 
-LInstruction* LChunkBuilder::DoArrayLiteral(HArrayLiteral* instr) {
-  return MarkAsCall(DefineFixed(new(zone()) LArrayLiteral, r0), instr);
-}
-
-
 LInstruction* LChunkBuilder::DoRegExpLiteral(HRegExpLiteral* instr) {
   return MarkAsCall(DefineFixed(new(zone()) LRegExpLiteral, r0), instr);
 }