A64: Synchronize with r17441.

src/a64/assembler-a64-inl.h

Index: src/a64/assembler-a64-inl.h
diff --git a/src/a64/assembler-a64-inl.h b/src/a64/assembler-a64-inl.h
index 7216c47dcd6178fd8622ca612aa4221251db3ca9..01a19ca3ba5f36407c1f5a7d588d7010f9326e49 100644
--- a/src/a64/assembler-a64-inl.h
+++ b/src/a64/assembler-a64-inl.h
@@ -137,11 +137,6 @@ inline bool CPURegister::Is(const CPURegister& other) const {
 }
 
 
-inline bool CPURegister::is(const CPURegister& other) const {
-  return Is(other);
-}
-
-
 inline bool CPURegister::IsRegister() const {
   return type_ == kRegister;
 }
@@ -693,6 +688,12 @@ static const int kCodeAgeSequenceSize = 5 * kInstructionSize;
 static const int kCodeAgeStubEntryOffset = 3 * kInstructionSize;
 
 
+Handle<Object> RelocInfo::code_age_stub_handle(Assembler* origin) {
+  UNREACHABLE();  // This should never be reached on A64.
+  return Handle<Object>();
+}
+
+
 Code* RelocInfo::code_age_stub() {
   ASSERT(rmode_ == RelocInfo::CODE_AGE_SEQUENCE);
   ASSERT(!Code::IsYoungSequence(pc_));