A64: Synchronize with r17441.

src/mips/lithium-mips.cc

Index: src/mips/lithium-mips.cc
diff --git a/src/mips/lithium-mips.cc b/src/mips/lithium-mips.cc
index f853eecc5fa7f0bcef30a7500b12591467fc5f77..fb94bc3bdf24a7639d241603207ba2a5fdf1a5ca 100644
--- a/src/mips/lithium-mips.cc
+++ b/src/mips/lithium-mips.cc
@@ -661,7 +661,7 @@ LInstruction* LChunkBuilder::MarkAsCall(LInstruction* instr,
 
 LInstruction* LChunkBuilder::AssignPointerMap(LInstruction* instr) {
   ASSERT(!instr->HasPointerMap());
-  instr->set_pointer_map(new(zone()) LPointerMap(position_, zone()));
+  instr->set_pointer_map(new(zone()) LPointerMap(zone()));
   return instr;
 }
 
@@ -919,7 +919,6 @@ void LChunkBuilder::VisitInstruction(HInstruction* current) {
     }
 #endif
 
-    instr->set_position(position_);
     if (FLAG_stress_pointer_maps && !instr->HasPointerMap()) {
       instr = AssignPointerMap(instr);
     }
@@ -1082,12 +1081,6 @@ LInstruction* LChunkBuilder::DoInstanceOfKnownGlobal(
 }
 
 
-LInstruction* LChunkBuilder::DoInstanceSize(HInstanceSize* instr) {
-  LOperand* object = UseRegisterAtStart(instr->object());
-  return DefineAsRegister(new(zone()) LInstanceSize(object));
-}
-
-
 LInstruction* LChunkBuilder::DoWrapReceiver(HWrapReceiver* instr) {
   LOperand* receiver = UseRegisterAtStart(instr->receiver());
   LOperand* function = UseRegisterAtStart(instr->function());
@@ -1872,7 +1865,6 @@ LInstruction* LChunkBuilder::DoChange(HChange* instr) {
   }
   if (from.IsTagged()) {
     if (to.IsDouble()) {
-      info()->MarkAsDeferredCalling();
       LOperand* value = UseRegister(instr->value());
       LNumberUntagD* res = new(zone()) LNumberUntagD(value);
       return AssignEnvironment(DefineAsRegister(res));