A64: Synchronize with r16249.

src/a64/lithium-codegen-a64.h

Index: src/a64/lithium-codegen-a64.h
diff --git a/src/a64/lithium-codegen-a64.h b/src/a64/lithium-codegen-a64.h
index ace440745d11462c8d2bb74c32060ce9ee06df7f..1f934d93d1a37ed879861d813672f41f4b563ef8 100644
--- a/src/a64/lithium-codegen-a64.h
+++ b/src/a64/lithium-codegen-a64.h
@@ -218,6 +218,11 @@ class LCodeGen BASE_EMBEDDED {
   void EmitBranchIfHeapNumber(InstrType instr,
                               const Register& value);
 
+  template<class InstrType>
+  void EmitBranchIfRoot(InstrType instr,
+                        const Register& value,
+                        Heap::RootListIndex index);
+
   // Emits optimized code to deep-copy the contents of statically known object
   // graphs (e.g. object literal boilerplate). Expects a pointer to the
   // allocated destination object in the result register, and a pointer to the
@@ -235,12 +240,6 @@ class LCodeGen BASE_EMBEDDED {
   Condition EmitIsString(Register input, Register temp1, Label* is_not_string,
                          SmiCheck check_needed);
 
-  void EmitLoadFieldOrConstantFunction(Register result,
-                                       Register object,
-                                       Handle<Map> type,
-                                       Handle<String> name,
-                                       LEnvironment* env);
-
   void RegisterDependentCodeForEmbeddedMaps(Handle<Code> code);
   int DefineDeoptimizationLiteral(Handle<Object> literal);
   void PopulateDeoptimizationData(Handle<Code> code);
@@ -356,6 +355,9 @@ class LCodeGen BASE_EMBEDDED {
   void RecordSafepointWithRegisters(LPointerMap* pointers,
                                     int arguments,
                                     Safepoint::DeoptMode mode);
+  void RecordSafepointWithRegistersAndDoubles(LPointerMap* pointers,
+                                              int arguments,
+                                              Safepoint::DeoptMode mode);
   void RecordSafepointWithLazyDeopt(LInstruction* instr,
                                     SafepointMode safepoint_mode);