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

runtime/bin/fdutils_macos.cc

Index: runtime/bin/fdutils_macos.cc
diff --git a/runtime/bin/fdutils_macos.cc b/runtime/bin/fdutils_macos.cc
index 9da95a89e835035247e0ff7abc8fb2d4e2810d2e..e6915061273421ac42733e3f5eb6530736147b4e 100644
--- a/runtime/bin/fdutils_macos.cc
+++ b/runtime/bin/fdutils_macos.cc
@@ -32,7 +32,6 @@ bool FDUtils::SetCloseOnExec(intptr_t fd) {
   return true;
 }
 
-
 static bool SetBlockingHelper(intptr_t fd, bool blocking) {
   intptr_t status;
   status = NO_RETRY_EXPECTED(fcntl(fd, F_GETFL));
@@ -48,17 +47,14 @@ static bool SetBlockingHelper(intptr_t fd, bool blocking) {
   return true;
 }
 
-
 bool FDUtils::SetNonBlocking(intptr_t fd) {
   return SetBlockingHelper(fd, false);
 }
 
-
 bool FDUtils::SetBlocking(intptr_t fd) {
   return SetBlockingHelper(fd, true);
 }
 
-
 bool FDUtils::IsBlocking(intptr_t fd, bool* is_blocking) {
   intptr_t status;
   status = NO_RETRY_EXPECTED(fcntl(fd, F_GETFL));
@@ -69,7 +65,6 @@ bool FDUtils::IsBlocking(intptr_t fd, bool* is_blocking) {
   return true;
 }
 
-
 intptr_t FDUtils::AvailableBytes(intptr_t fd) {
   int available;  // ioctl for FIONREAD expects an 'int*' argument.
   int result = NO_RETRY_EXPECTED(ioctl(fd, FIONREAD, &available));
@@ -80,7 +75,6 @@ intptr_t FDUtils::AvailableBytes(intptr_t fd) {
   return static_cast<intptr_t>(available);
 }
 
-
 ssize_t FDUtils::ReadFromBlocking(int fd, void* buffer, size_t count) {
 #ifdef DEBUG
   bool is_blocking = false;
@@ -108,7 +102,6 @@ ssize_t FDUtils::ReadFromBlocking(int fd, void* buffer, size_t count) {
   return count;
 }
 
-
 ssize_t FDUtils::WriteToBlocking(int fd, const void* buffer, size_t count) {
 #ifdef DEBUG
   bool is_blocking = false;
@@ -137,7 +130,6 @@ ssize_t FDUtils::WriteToBlocking(int fd, const void* buffer, size_t count) {
   return count;
 }
 
-
 void FDUtils::SaveErrorAndClose(intptr_t fd) {
   int err = errno;
   VOID_TEMP_FAILURE_RETRY(close(fd));