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

runtime/vm/type_table.h

Index: runtime/vm/type_table.h
diff --git a/runtime/vm/type_table.h b/runtime/vm/type_table.h
index 6541d20183fe9665cdb1a2146627165a141eba47..518491b758ea9c7ef73f6aba99d7ae5dee0abfa4 100644
--- a/runtime/vm/type_table.h
+++ b/runtime/vm/type_table.h
@@ -22,7 +22,6 @@ class CanonicalTypeKey {
   DISALLOW_ALLOCATION();
 };
 
-
 // Traits for looking up Canonical Type based on it's hash.
 class CanonicalTypeTraits {
  public:
@@ -51,7 +50,6 @@ class CanonicalTypeTraits {
 };
 typedef UnorderedHashSet<CanonicalTypeTraits> CanonicalTypeSet;
 
-
 class CanonicalTypeArgumentsKey {
  public:
   explicit CanonicalTypeArgumentsKey(const TypeArguments& key) : key_(key) {}
@@ -65,7 +63,6 @@ class CanonicalTypeArgumentsKey {
   DISALLOW_ALLOCATION();
 };
 
-
 // Traits for looking up Canonical TypeArguments based on its hash.
 class CanonicalTypeArgumentsTraits {
  public: