Make cpplint happy.

src/arm64/simulator-arm64.cc

 // Copyright 2013 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include <stdlib.h>
 #include <cmath>
 #include <cstdarg>
 #include "src/v8.h"
 
 #if V8_TARGET_ARCH_ARM64
@@ skipping 395 matching lines @@
   }
   for (unsigned i = 0; i < kNumberOfFPRegisters; i++) {
     // Set FP registers to a value that is NaN in both 32-bit and 64-bit FP.
     set_dreg_bits(i, 0x7ff000007f800001UL);
   }
   // Returning to address 0 exits the Simulator.
   set_lr(kEndOfSimAddress);
 
   // Reset debug helpers.
   breakpoints_.empty();
-  break_on_next_= false;
+  break_on_next_ = false;
 }
 
 
 Simulator::~Simulator() {
   delete[] reinterpret_cast<byte*>(stack_);
   if (FLAG_log_instruction_stats) {
     delete instrument_;
   }
   delete disassembler_decoder_;
   delete print_disasm_;
@@ skipping 3403 matching lines @@
 
   delete[] format;
 }
 
 
 #endif  // USE_SIMULATOR
 
 } }  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_ARM64