Fix some presumbmit failures.

src/top.cc

 // Copyright 2006-2008 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 516 matching lines @@
 Failure* Isolate::StackOverflow() {
   HandleScope scope;
   Handle<String> key = factory()->stack_overflow_symbol();
   Handle<JSObject> boilerplate =
       Handle<JSObject>::cast(GetProperty(js_builtins_object(), key));
   Handle<Object> exception = Copy(boilerplate);
   // TODO(1240995): To avoid having to call JavaScript code to compute
   // the message for stack overflow exceptions which is very likely to
   // double fault with another stack overflow exception, we use a
   // precomputed message.
- DoThrow(*exception, NULL);
+  DoThrow(*exception, NULL);
   return Failure::Exception();
 }
 
 
 Failure* Isolate::TerminateExecution() {
   DoThrow(heap_.termination_exception(), NULL);
   return Failure::Exception();
 }
 
 
@@ skipping 408 matching lines @@
   thread_local_top()->simulator_ = Simulator::current(this);
 #endif
 #endif
   if (RuntimeProfiler::IsEnabled() && current_vm_state() == JS) {
     RuntimeProfiler::IsolateEnteredJS(this);
   }
   return from + sizeof(ThreadLocalTop);
 }
 
 } }  // namespace v8::internal