Introduce Assembler::RelocInfoNone static function for X64

src/x64/macro-assembler-x64.h

Index: src/x64/macro-assembler-x64.h
diff --git a/src/x64/macro-assembler-x64.h b/src/x64/macro-assembler-x64.h
index 08db9b9c08394ebd32542e49b7290942e54223b2..048eff1d140dac73616b6477e98362831e8e32e7 100644
--- a/src/x64/macro-assembler-x64.h
+++ b/src/x64/macro-assembler-x64.h
@@ -391,7 +391,7 @@ class MacroAssembler: public Assembler {
 
   void InitializeSmiConstantRegister() {
     Move(kSmiConstantRegister, Smi::FromInt(kSmiConstantRegisterValue),
-         RelocInfo::NONE64);
+         Assembler::RelocInfoNone());
   }
 
   // Conversions between tagged smi values and non-tagged integer values.
@@ -877,7 +877,7 @@ class MacroAssembler: public Assembler {
             TypeFeedbackId ast_id = TypeFeedbackId::None());
 
   // The size of the code generated for different call instructions.
-  int CallSize(Address destination, RelocInfo::Mode rmode) {
+  int CallSize(Address destination) {
     return kCallSequenceLength;
   }
   int CallSize(ExternalReference ext);