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

runtime/bin/directory_test.cc

Index: runtime/bin/directory_test.cc
diff --git a/runtime/bin/directory_test.cc b/runtime/bin/directory_test.cc
index de9970e498c2fa99c93708ec4f44ad0b9111a7ce..40a91f0eca0fa81ebadbf3ab3e1fd40ab4139df8 100644
--- a/runtime/bin/directory_test.cc
+++ b/runtime/bin/directory_test.cc
@@ -17,13 +17,11 @@ VM_UNIT_TEST_CASE(DirectoryCurrentNoScope) {
   free(current_dir);
 }
 
-
 TEST_CASE(DirectoryCurrent) {
   const char* current = dart::bin::Directory::Current();
   EXPECT_NOTNULL(current);
 }
 
-
 TEST_CASE(DirectoryExists) {
   const char* current = dart::bin::Directory::Current();
   EXPECT_NOTNULL(current);
@@ -32,13 +30,11 @@ TEST_CASE(DirectoryExists) {
   EXPECT_EQ(dart::bin::Directory::EXISTS, r);
 }
 
-
 TEST_CASE(DirectorySystemTemp) {
   const char* system_temp = dart::bin::Directory::SystemTemp();
   EXPECT_NOTNULL(system_temp);
 }
 
-
 TEST_CASE(DirectorySystemTempExists) {
   const char* system_temp = dart::bin::Directory::SystemTemp();
   EXPECT_NOTNULL(system_temp);
@@ -48,7 +44,6 @@ TEST_CASE(DirectorySystemTempExists) {
   EXPECT_EQ(dart::bin::Directory::EXISTS, r);
 }
 
-
 TEST_CASE(DirectoryCreateTemp) {
   const char* kTempPrefix = "test_prefix";
   const char* system_temp = dart::bin::Directory::SystemTemp();
@@ -64,7 +59,6 @@ TEST_CASE(DirectoryCreateTemp) {
   EXPECT(dart::bin::Directory::Delete(temp_dir, false));
 }
 
-
 TEST_CASE(DirectorySetCurrent) {
   const char* current = dart::bin::Directory::Current();
   EXPECT_NOTNULL(current);
@@ -82,7 +76,6 @@ TEST_CASE(DirectorySetCurrent) {
   EXPECT(dart::bin::Directory::SetCurrent(current));
 }
 
-
 TEST_CASE(DirectoryCreateDelete) {
   const char* kTempDirName = "create_delete_test_name";
 
@@ -107,7 +100,6 @@ TEST_CASE(DirectoryCreateDelete) {
   delete[] name;
 }
 
-
 TEST_CASE(DirectoryRename) {
   const char* kTempDirName = "rename_test_name";