A64: Synchronize with r15204.

src/x64/lithium-codegen-x64.h

Index: src/x64/lithium-codegen-x64.h
diff --git a/src/x64/lithium-codegen-x64.h b/src/x64/lithium-codegen-x64.h
index c3f99c4f42644f4c906270d5401b4939490478e5..31dd9c44cccc681c385858610a9efcf9bb44ebda 100644
--- a/src/x64/lithium-codegen-x64.h
+++ b/src/x64/lithium-codegen-x64.h
@@ -139,10 +139,7 @@ class LCodeGen BASE_EMBEDDED {
   void DoGap(LGap* instr);
 
   // Emit frame translation commands for an environment.
-  void WriteTranslation(LEnvironment* environment,
-                        Translation* translation,
-                        int* arguments_index,
-                        int* arguments_count);
+  void WriteTranslation(LEnvironment* environment, Translation* translation);
 
   // Declare methods that deal with the individual node types.
 #define DECLARE_DO(type) void Do##type(L##type* node);
@@ -253,10 +250,7 @@ class LCodeGen BASE_EMBEDDED {
   void AddToTranslation(Translation* translation,
                         LOperand* op,
                         bool is_tagged,
-                        bool is_uint32,
-                        bool arguments_known,
-                        int arguments_index,
-                        int arguments_count);
+                        bool is_uint32);
   void RegisterDependentCodeForEmbeddedMaps(Handle<Code> code);
   void PopulateDeoptimizationData(Handle<Code> code);
   int DefineDeoptimizationLiteral(Handle<Object> literal);