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

runtime/vm/regexp_ast.h

Index: runtime/vm/regexp_ast.h
diff --git a/runtime/vm/regexp_ast.h b/runtime/vm/regexp_ast.h
index 3d5601aa0cae7ff1da8b4cc18989824800eaec71..438dc3c376242d70ca63ae22973b37409c9ec130 100644
--- a/runtime/vm/regexp_ast.h
+++ b/runtime/vm/regexp_ast.h
@@ -25,7 +25,6 @@ class RegExpLookahead;
 class RegExpQuantifier;
 class RegExpText;
 
-
 class RegExpVisitor : public ValueObject {
  public:
   virtual ~RegExpVisitor() {}
@@ -35,7 +34,6 @@ class RegExpVisitor : public ValueObject {
 #undef MAKE_CASE
 };
 
-
 class RegExpTree : public ZoneAllocated {
  public:
   static const intptr_t kInfinity = kMaxInt32;
@@ -60,7 +58,6 @@ class RegExpTree : public ZoneAllocated {
 #undef MAKE_ASTYPE
 };
 
-
 class RegExpDisjunction : public RegExpTree {
  public:
   explicit RegExpDisjunction(ZoneGrowableArray<RegExpTree*>* alternatives);
@@ -81,7 +78,6 @@ class RegExpDisjunction : public RegExpTree {
   intptr_t max_match_;
 };
 
-
 class RegExpAlternative : public RegExpTree {
  public:
   explicit RegExpAlternative(ZoneGrowableArray<RegExpTree*>* nodes);
@@ -102,7 +98,6 @@ class RegExpAlternative : public RegExpTree {
   intptr_t max_match_;
 };
 
-
 class RegExpAssertion : public RegExpTree {
  public:
   enum AssertionType {
@@ -128,7 +123,6 @@ class RegExpAssertion : public RegExpTree {
   AssertionType assertion_type_;
 };
 
-
 class CharacterSet : public ValueObject {
  public:
   explicit CharacterSet(uint16_t standard_set_type)
@@ -154,7 +148,6 @@ class CharacterSet : public ValueObject {
   uint16_t standard_set_type_;
 };
 
-
 class RegExpCharacterClass : public RegExpTree {
  public:
   RegExpCharacterClass(ZoneGrowableArray<CharacterRange>* ranges,
@@ -194,7 +187,6 @@ class RegExpCharacterClass : public RegExpTree {
   bool is_negated_;
 };
 
-
 class RegExpAtom : public RegExpTree {
  public:
   explicit RegExpAtom(ZoneGrowableArray<uint16_t>* data) : data_(data) {}
@@ -213,7 +205,6 @@ class RegExpAtom : public RegExpTree {
   ZoneGrowableArray<uint16_t>* data_;
 };
 
-
 class RegExpText : public RegExpTree {
  public:
   RegExpText() : elements_(2), length_(0) {}
@@ -236,7 +227,6 @@ class RegExpText : public RegExpTree {
   intptr_t length_;
 };
 
-
 class RegExpQuantifier : public RegExpTree {
  public:
   enum QuantifierType { GREEDY, NON_GREEDY, POSSESSIVE };
@@ -285,7 +275,6 @@ class RegExpQuantifier : public RegExpTree {
   QuantifierType quantifier_type_;
 };
 
-
 class RegExpCapture : public RegExpTree {
  public:
   explicit RegExpCapture(RegExpTree* body, intptr_t index)
@@ -313,7 +302,6 @@ class RegExpCapture : public RegExpTree {
   intptr_t index_;
 };
 
-
 class RegExpLookahead : public RegExpTree {
  public:
   RegExpLookahead(RegExpTree* body,
@@ -345,7 +333,6 @@ class RegExpLookahead : public RegExpTree {
   intptr_t capture_from_;
 };
 
-
 class RegExpBackReference : public RegExpTree {
  public:
   explicit RegExpBackReference(RegExpCapture* capture) : capture_(capture) {}
@@ -362,7 +349,6 @@ class RegExpBackReference : public RegExpTree {
   RegExpCapture* capture_;
 };
 
-
 class RegExpEmpty : public RegExpTree {
  public:
   RegExpEmpty() {}