X64: Fix lint problem and add missing stub function.

src/x64/codegen-x64.cc

 // Copyright 2009 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 5441 matching lines @@
         if (!is_global) {
           __ testl(receiver.reg(), Immediate(kSmiTagMask));
           deferred->Branch(zero);
         }
 
         // Initially, use an invalid map. The map is patched in the IC
         // initialization code.
         __ bind(deferred->patch_site());
         // Use masm-> here instead of the double underscore macro since extra
         // coverage code can interfere with the patching.
-        masm->movq(kScratchRegister, Factory::null_value(), RelocInfo::EMBEDDED_OBJECT);
+        masm->movq(kScratchRegister, Factory::null_value(),
+                   RelocInfo::EMBEDDED_OBJECT);
         masm->cmpq(FieldOperand(receiver.reg(), HeapObject::kMapOffset),
                    kScratchRegister);
         deferred->Branch(not_equal);
 
         // Check that the key is a non-negative smi.
         __ testl(key.reg(),
                  Immediate(static_cast<int32_t>(kSmiTagMask | 0x80000000u)));
         deferred->Branch(not_zero);
 
         // Get the elements array from the receiver and check that it
@@ skipping 1747 matching lines @@
 int CompareStub::MinorKey() {
   // Encode the two parameters in a unique 16 bit value.
   ASSERT(static_cast<unsigned>(cc_) < (1 << 15));
   return (static_cast<unsigned>(cc_) << 1) | (strict_ ? 1 : 0);
 }
 
 
 #undef __
 
 } }  // namespace v8::internal