VM: Re-format to use at most one newline between functions

runtime/bin/thread_macos.cc

Index: runtime/bin/thread_macos.cc
diff --git a/runtime/bin/thread_macos.cc b/runtime/bin/thread_macos.cc
index d8df64a3e0c620d2945dfcccb5a53368991fceed..249a4760378408239a7cf5125f440ff3f8f96ac9 100644
--- a/runtime/bin/thread_macos.cc
+++ b/runtime/bin/thread_macos.cc
@@ -33,7 +33,6 @@ namespace bin {
     FATAL2("pthread error: %d (%s)", result, error_message);                   \
   }
 
-
 #ifdef DEBUG
 #define RETURN_ON_PTHREAD_FAILURE(result)                                      \
   if (result != 0) {                                                           \
@@ -51,7 +50,6 @@ namespace bin {
   }
 #endif
 
-
 class ThreadStartData {
  public:
   ThreadStartData(Thread::ThreadStartFunction function, uword parameter)
@@ -67,7 +65,6 @@ class ThreadStartData {
   DISALLOW_COPY_AND_ASSIGN(ThreadStartData);
 };
 
-
 // Dispatch to the thread start function provided by the caller. This trampoline
 // is used to ensure that the thread is properly destroyed if the thread just
 // exits.
@@ -84,7 +81,6 @@ static void* ThreadStart(void* data_ptr) {
   return NULL;
 }
 
-
 int Thread::Start(ThreadStartFunction function, uword parameter) {
   pthread_attr_t attr;
   int result = pthread_attr_init(&attr);
@@ -108,7 +104,6 @@ int Thread::Start(ThreadStartFunction function, uword parameter) {
   return 0;
 }
 
-
 const ThreadLocalKey Thread::kUnsetThreadLocalKey =
     static_cast<pthread_key_t>(-1);
 const ThreadId Thread::kInvalidThreadId = reinterpret_cast<ThreadId>(NULL);
@@ -121,48 +116,40 @@ ThreadLocalKey Thread::CreateThreadLocal() {
   return key;
 }
 
-
 void Thread::DeleteThreadLocal(ThreadLocalKey key) {
   ASSERT(key != kUnsetThreadLocalKey);
   int result = pthread_key_delete(key);
   VALIDATE_PTHREAD_RESULT(result);
 }
 
-
 void Thread::SetThreadLocal(ThreadLocalKey key, uword value) {
   ASSERT(key != kUnsetThreadLocalKey);
   int result = pthread_setspecific(key, reinterpret_cast<void*>(value));
   VALIDATE_PTHREAD_RESULT(result);
 }
 
-
 intptr_t Thread::GetMaxStackSize() {
   const int kStackSize = (128 * kWordSize * KB);
   return kStackSize;
 }
 
-
 ThreadId Thread::GetCurrentThreadId() {
   return pthread_self();
 }
 
-
 intptr_t Thread::ThreadIdToIntPtr(ThreadId id) {
   ASSERT(sizeof(id) == sizeof(intptr_t));
   return reinterpret_cast<intptr_t>(id);
 }
 
-
 bool Thread::Compare(ThreadId a, ThreadId b) {
   return (pthread_equal(a, b) != 0);
 }
 
-
 void Thread::InitOnce() {
   // Nothing to be done.
 }
 
-
 Mutex::Mutex() {
   pthread_mutexattr_t attr;
   int result = pthread_mutexattr_init(&attr);
@@ -181,14 +168,12 @@ Mutex::Mutex() {
   VALIDATE_PTHREAD_RESULT(result);
 }
 
-
 Mutex::~Mutex() {
   int result = pthread_mutex_destroy(data_.mutex());
   // Verify that the pthread_mutex was destroyed.
   VALIDATE_PTHREAD_RESULT(result);
 }
 
-
 void Mutex::Lock() {
   int result = pthread_mutex_lock(data_.mutex());
   // Specifically check for dead lock to help debugging.
@@ -197,7 +182,6 @@ void Mutex::Lock() {
   // TODO(iposva): Do we need to track lock owners?
 }
 
-
 bool Mutex::TryLock() {
   int result = pthread_mutex_trylock(data_.mutex());
   // Return false if the lock is busy and locking failed.
@@ -209,7 +193,6 @@ bool Mutex::TryLock() {
   return true;
 }
 
-
 void Mutex::Unlock() {
   // TODO(iposva): Do we need to track lock owners?
   int result = pthread_mutex_unlock(data_.mutex());
@@ -218,7 +201,6 @@ void Mutex::Unlock() {
   ASSERT(result == 0);  // Verify no other errors.
 }
 
-
 Monitor::Monitor() {
   pthread_mutexattr_t attr;
   int result = pthread_mutexattr_init(&attr);
@@ -239,7 +221,6 @@ Monitor::Monitor() {
   VALIDATE_PTHREAD_RESULT(result);
 }
 
-
 Monitor::~Monitor() {
   int result = pthread_mutex_destroy(data_.mutex());
   VALIDATE_PTHREAD_RESULT(result);
@@ -248,26 +229,22 @@ Monitor::~Monitor() {
   VALIDATE_PTHREAD_RESULT(result);
 }
 
-
 void Monitor::Enter() {
   int result = pthread_mutex_lock(data_.mutex());
   VALIDATE_PTHREAD_RESULT(result);
   // TODO(iposva): Do we need to track lock owners?
 }
 
-
 void Monitor::Exit() {
   // TODO(iposva): Do we need to track lock owners?
   int result = pthread_mutex_unlock(data_.mutex());
   VALIDATE_PTHREAD_RESULT(result);
 }
 
-
 Monitor::WaitResult Monitor::Wait(int64_t millis) {
   return WaitMicros(millis * kMicrosecondsPerMillisecond);
 }
 
-
 Monitor::WaitResult Monitor::WaitMicros(int64_t micros) {
   // TODO(iposva): Do we need to track lock owners?
   Monitor::WaitResult retval = kNotified;
@@ -296,14 +273,12 @@ Monitor::WaitResult Monitor::WaitMicros(int64_t micros) {
   return retval;
 }
 
-
 void Monitor::Notify() {
   // TODO(iposva): Do we need to track lock owners?
   int result = pthread_cond_signal(data_.cond());
   VALIDATE_PTHREAD_RESULT(result);
 }
 
-
 void Monitor::NotifyAll() {
   // TODO(iposva): Do we need to track lock owners?
   int result = pthread_cond_broadcast(data_.cond());