A64: Synchronize with r17441.

src/arm/lithium-codegen-arm.h

Index: src/arm/lithium-codegen-arm.h
diff --git a/src/arm/lithium-codegen-arm.h b/src/arm/lithium-codegen-arm.h
index 47e854d5a6f50d771734e313baa375f122cb592d..a9b85c89cca9638f63557f3446cc93fc5ff5aaff 100644
--- a/src/arm/lithium-codegen-arm.h
+++ b/src/arm/lithium-codegen-arm.h
@@ -59,8 +59,7 @@ class LCodeGen: public LCodeGenBase {
         frame_is_built_(false),
         safepoints_(info->zone()),
         resolver_(this),
-        expected_safepoint_kind_(Safepoint::kSimple),
-        old_position_(RelocInfo::kNoPosition) {
+        expected_safepoint_kind_(Safepoint::kSimple) {
     PopulateDeoptimizationLiteralsWithInlinedFunctions();
   }
 
@@ -247,8 +246,6 @@ class LCodeGen: public LCodeGenBase {
                          CallKind call_kind,
                          R1State r1_state);
 
-  void LoadHeapObject(Register result, Handle<HeapObject> object);
-
   void RecordSafepointWithLazyDeopt(LInstruction* instr,
                                     SafepointMode safepoint_mode);
 
@@ -291,8 +288,8 @@ class LCodeGen: public LCodeGenBase {
   void RecordSafepointWithRegistersAndDoubles(LPointerMap* pointers,
                                               int arguments,
                                               Safepoint::DeoptMode mode);
-  void RecordPosition(int position);
-  void RecordAndUpdatePosition(int position) V8_OVERRIDE;
+
+  void RecordAndWritePosition(int position) V8_OVERRIDE;
 
   static Condition TokenToCondition(Token::Value op, bool is_unsigned);
   void EmitGoto(int block);
@@ -381,8 +378,6 @@ class LCodeGen: public LCodeGenBase {
 
   Safepoint::Kind expected_safepoint_kind_;
 
-  int old_position_;
-
   class PushSafepointRegistersScope V8_FINAL BASE_EMBEDDED {
    public:
     PushSafepointRegistersScope(LCodeGen* codegen,