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

runtime/vm/clustered_snapshot.cc

Index: runtime/vm/clustered_snapshot.cc
diff --git a/runtime/vm/clustered_snapshot.cc b/runtime/vm/clustered_snapshot.cc
index a5346975c0b9972b38066db3c30421f50ddb3e45..1b00aae8a28aac026e3e6dc82a6c98ffd005ea2e 100644
--- a/runtime/vm/clustered_snapshot.cc
+++ b/runtime/vm/clustered_snapshot.cc
@@ -33,7 +33,6 @@ static RawObject* AllocateUninitialized(PageSpace* old_space, intptr_t size) {
   return reinterpret_cast<RawObject*>(address + kHeapObjectTag);
 }
 
-
 void Deserializer::InitializeHeader(RawObject* raw,
                                     intptr_t class_id,
                                     intptr_t size,
@@ -51,7 +50,6 @@ void Deserializer::InitializeHeader(RawObject* raw,
 #endif
 }
 
-
 #if !defined(DART_PRECOMPILED_RUNTIME)
 class ClassSerializationCluster : public SerializationCluster {
  public:
@@ -136,7 +134,6 @@ class ClassSerializationCluster : public SerializationCluster {
 };
 #endif  // !DART_PRECOMPILED_RUNTIME
 
-
 class ClassDeserializationCluster : public DeserializationCluster {
  public:
   ClassDeserializationCluster() {}
@@ -251,7 +248,6 @@ class ClassDeserializationCluster : public DeserializationCluster {
   intptr_t predefined_stop_index_;
 };
 
-
 #if !defined(DART_PRECOMPILED_RUNTIME)
 class UnresolvedClassSerializationCluster : public SerializationCluster {
  public:
@@ -298,7 +294,6 @@ class UnresolvedClassSerializationCluster : public SerializationCluster {
 };
 #endif  // !DART_PRECOMPILED_RUNTIME
 
-
 class UnresolvedClassDeserializationCluster : public DeserializationCluster {
  public:
   UnresolvedClassDeserializationCluster() {}
@@ -334,7 +329,6 @@ class UnresolvedClassDeserializationCluster : public DeserializationCluster {
   }
 };
 
-
 #if !defined(DART_PRECOMPILED_RUNTIME)
 class TypeArgumentsSerializationCluster : public SerializationCluster {
  public:
@@ -385,7 +379,6 @@ class TypeArgumentsSerializationCluster : public SerializationCluster {
 };
 #endif  // !DART_PRECOMPILED_RUNTIME
 
-
 class TypeArgumentsDeserializationCluster : public DeserializationCluster {
  public:
   TypeArgumentsDeserializationCluster() {}
@@ -426,7 +419,6 @@ class TypeArgumentsDeserializationCluster : public DeserializationCluster {
   }
 };
 
-
 #if !defined(DART_PRECOMPILED_RUNTIME)
 class PatchClassSerializationCluster : public SerializationCluster {
  public:
@@ -471,7 +463,6 @@ class PatchClassSerializationCluster : public SerializationCluster {
 };
 #endif  // !DART_PRECOMPILED_RUNTIME
 
-
 class PatchClassDeserializationCluster : public DeserializationCluster {
  public:
   PatchClassDeserializationCluster() {}
@@ -504,7 +495,6 @@ class PatchClassDeserializationCluster : public DeserializationCluster {
   }
 };
 
-
 #if !defined(DART_PRECOMPILED_RUNTIME)
 class FunctionSerializationCluster : public SerializationCluster {
  public:
@@ -586,7 +576,6 @@ class FunctionSerializationCluster : public SerializationCluster {
 };
 #endif  // !DART_PRECOMPILED_RUNTIME
 
-
 class FunctionDeserializationCluster : public DeserializationCluster {
  public:
   FunctionDeserializationCluster() {}
@@ -697,7 +686,6 @@ class FunctionDeserializationCluster : public DeserializationCluster {
   }
 };
 
-
 #if !defined(DART_PRECOMPILED_RUNTIME)
 class ClosureDataSerializationCluster : public SerializationCluster {
  public:
@@ -744,7 +732,6 @@ class ClosureDataSerializationCluster : public SerializationCluster {
 };
 #endif  // !DART_PRECOMPILED_RUNTIME
 
-
 class ClosureDataDeserializationCluster : public DeserializationCluster {
  public:
   ClosureDataDeserializationCluster() {}
@@ -782,7 +769,6 @@ class ClosureDataDeserializationCluster : public DeserializationCluster {
   }
 };
 
-
 #if !defined(DART_PRECOMPILED_RUNTIME)
 class SignatureDataSerializationCluster : public SerializationCluster {
  public:
@@ -827,7 +813,6 @@ class SignatureDataSerializationCluster : public SerializationCluster {
 };
 #endif  // !DART_PRECOMPILED_RUNTIME
 
-
 class SignatureDataDeserializationCluster : public DeserializationCluster {
  public:
   SignatureDataDeserializationCluster() {}
@@ -860,7 +845,6 @@ class SignatureDataDeserializationCluster : public DeserializationCluster {
   }
 };
 
-
 #if !defined(DART_PRECOMPILED_RUNTIME)
 class RedirectionDataSerializationCluster : public SerializationCluster {
  public:
@@ -905,7 +889,6 @@ class RedirectionDataSerializationCluster : public SerializationCluster {
 };
 #endif  // !DART_PRECOMPILED_RUNTIME
 
-
 class RedirectionDataDeserializationCluster : public DeserializationCluster {
  public:
   RedirectionDataDeserializationCluster() {}
@@ -940,7 +923,6 @@ class RedirectionDataDeserializationCluster : public DeserializationCluster {
   }
 };
 
-
 #if !defined(DART_PRECOMPILED_RUNTIME)
 class FieldSerializationCluster : public SerializationCluster {
  public:
@@ -1050,7 +1032,6 @@ class FieldSerializationCluster : public SerializationCluster {
 };
 #endif  // !DART_PRECOMPILED_RUNTIME
 
-
 class FieldDeserializationCluster : public DeserializationCluster {
  public:
   FieldDeserializationCluster() {}
@@ -1116,7 +1097,6 @@ class FieldDeserializationCluster : public DeserializationCluster {
   }
 };
 
-
 #if !defined(DART_PRECOMPILED_RUNTIME)
 class LiteralTokenSerializationCluster : public SerializationCluster {
  public:
@@ -1162,7 +1142,6 @@ class LiteralTokenSerializationCluster : public SerializationCluster {
 };
 #endif  // !DART_PRECOMPILED_RUNTIME
 
-
 class LiteralTokenDeserializationCluster : public DeserializationCluster {
  public:
   LiteralTokenDeserializationCluster() {}
@@ -1196,7 +1175,6 @@ class LiteralTokenDeserializationCluster : public DeserializationCluster {
   }
 };
 
-
 #if !defined(DART_PRECOMPILED_RUNTIME)
 class TokenStreamSerializationCluster : public SerializationCluster {
  public:
@@ -1241,7 +1219,6 @@ class TokenStreamSerializationCluster : public SerializationCluster {
 };
 #endif  // !DART_PRECOMPILED_RUNTIME
 
-
 class TokenStreamDeserializationCluster : public DeserializationCluster {
  public:
   TokenStreamDeserializationCluster() {}
@@ -1274,7 +1251,6 @@ class TokenStreamDeserializationCluster : public DeserializationCluster {
   }
 };
 
-
 #if !defined(DART_PRECOMPILED_RUNTIME)
 class ScriptSerializationCluster : public SerializationCluster {
  public:
@@ -1324,7 +1300,6 @@ class ScriptSerializationCluster : public SerializationCluster {
 };
 #endif  // !DART_PRECOMPILED_RUNTIME
 
-
 class ScriptDeserializationCluster : public DeserializationCluster {
  public:
   ScriptDeserializationCluster() {}
@@ -1366,7 +1341,6 @@ class ScriptDeserializationCluster : public DeserializationCluster {
   }
 };
 
-
 #if !defined(DART_PRECOMPILED_RUNTIME)
 class LibrarySerializationCluster : public SerializationCluster {
  public:
@@ -1418,7 +1392,6 @@ class LibrarySerializationCluster : public SerializationCluster {
 };
 #endif  // !DART_PRECOMPILED_RUNTIME
 
-
 class LibraryDeserializationCluster : public DeserializationCluster {
  public:
   LibraryDeserializationCluster() {}
@@ -1464,7 +1437,6 @@ class LibraryDeserializationCluster : public DeserializationCluster {
   }
 };
 
-
 #if !defined(DART_PRECOMPILED_RUNTIME)
 class NamespaceSerializationCluster : public SerializationCluster {
  public:
@@ -1509,7 +1481,6 @@ class NamespaceSerializationCluster : public SerializationCluster {
 };
 #endif  // !DART_PRECOMPILED_RUNTIME
 
-
 class NamespaceDeserializationCluster : public DeserializationCluster {
  public:
   NamespaceDeserializationCluster() {}
@@ -1541,7 +1512,6 @@ class NamespaceDeserializationCluster : public DeserializationCluster {
   }
 };
 
-
 #if !defined(DART_PRECOMPILED_RUNTIME)
 class CodeSerializationCluster : public SerializationCluster {
  public:
@@ -1651,7 +1621,6 @@ class CodeSerializationCluster : public SerializationCluster {
 };
 #endif  // !DART_PRECOMPILED_RUNTIME
 
-
 class CodeDeserializationCluster : public DeserializationCluster {
  public:
   CodeDeserializationCluster() {}
@@ -1746,7 +1715,6 @@ class CodeDeserializationCluster : public DeserializationCluster {
   }
 };
 
-
 #if !defined(DART_PRECOMPILED_RUNTIME)
 class ObjectPoolSerializationCluster : public SerializationCluster {
  public:
@@ -1835,7 +1803,6 @@ class ObjectPoolSerializationCluster : public SerializationCluster {
 };
 #endif  // !DART_PRECOMPILED_RUNTIME
 
-
 class ObjectPoolDeserializationCluster : public DeserializationCluster {
  public:
   ObjectPoolDeserializationCluster() {}
@@ -1899,7 +1866,6 @@ class ObjectPoolDeserializationCluster : public DeserializationCluster {
   }
 };
 
-
 #if !defined(DART_PRECOMPILED_RUNTIME)
 // PcDescriptor, StackMap, OneByteString, TwoByteString
 class RODataSerializationCluster : public SerializationCluster {
@@ -1953,7 +1919,6 @@ class RODataSerializationCluster : public SerializationCluster {
 };
 #endif  // !DART_PRECOMPILED_RUNTIME
 
-
 class RODataDeserializationCluster : public DeserializationCluster {
  public:
   RODataDeserializationCluster() {}
@@ -1972,7 +1937,6 @@ class RODataDeserializationCluster : public DeserializationCluster {
   }
 };
 
-
 #if !defined(DART_PRECOMPILED_RUNTIME)
 class ExceptionHandlersSerializationCluster : public SerializationCluster {
  public:
@@ -2017,7 +1981,6 @@ class ExceptionHandlersSerializationCluster : public SerializationCluster {
 };
 #endif  // !DART_PRECOMPILED_RUNTIME
 
-
 class ExceptionHandlersDeserializationCluster : public DeserializationCluster {
  public:
   ExceptionHandlersDeserializationCluster() {}
@@ -2103,7 +2066,6 @@ class ContextSerializationCluster : public SerializationCluster {
 };
 #endif  // !DART_PRECOMPILED_RUNTIME
 
-
 class ContextDeserializationCluster : public DeserializationCluster {
  public:
   ContextDeserializationCluster() {}
@@ -2138,7 +2100,6 @@ class ContextDeserializationCluster : public DeserializationCluster {
   }
 };
 
-
 #if !defined(DART_PRECOMPILED_RUNTIME)
 class ContextScopeSerializationCluster : public SerializationCluster {
  public:
@@ -2189,7 +2150,6 @@ class ContextScopeSerializationCluster : public SerializationCluster {
 };
 #endif  // !DART_PRECOMPILED_RUNTIME
 
-
 class ContextScopeDeserializationCluster : public DeserializationCluster {
  public:
   ContextScopeDeserializationCluster() {}
@@ -2227,7 +2187,6 @@ class ContextScopeDeserializationCluster : public DeserializationCluster {
   }
 };
 
-
 #if !defined(DART_PRECOMPILED_RUNTIME)
 class UnlinkedCallSerializationCluster : public SerializationCluster {
  public:
@@ -2272,7 +2231,6 @@ class UnlinkedCallSerializationCluster : public SerializationCluster {
 };
 #endif  // !DART_PRECOMPILED_RUNTIME
 
-
 class UnlinkedCallDeserializationCluster : public DeserializationCluster {
  public:
   UnlinkedCallDeserializationCluster() {}
@@ -2307,7 +2265,6 @@ class UnlinkedCallDeserializationCluster : public DeserializationCluster {
   }
 };
 
-
 #if !defined(DART_PRECOMPILED_RUNTIME)
 class ICDataSerializationCluster : public SerializationCluster {
  public:
@@ -2360,7 +2317,6 @@ class ICDataSerializationCluster : public SerializationCluster {
 };
 #endif  // !DART_PRECOMPILED_RUNTIME
 
-
 class ICDataDeserializationCluster : public DeserializationCluster {
  public:
   ICDataDeserializationCluster() {}
@@ -2402,7 +2358,6 @@ class ICDataDeserializationCluster : public DeserializationCluster {
   }
 };
 
-
 #if !defined(DART_PRECOMPILED_RUNTIME)
 class MegamorphicCacheSerializationCluster : public SerializationCluster {
  public:
@@ -2448,7 +2403,6 @@ class MegamorphicCacheSerializationCluster : public SerializationCluster {
 };
 #endif  // !DART_PRECOMPILED_RUNTIME
 
-
 class MegamorphicCacheDeserializationCluster : public DeserializationCluster {
  public:
   MegamorphicCacheDeserializationCluster() {}
@@ -2484,7 +2438,6 @@ class MegamorphicCacheDeserializationCluster : public DeserializationCluster {
   }
 };
 
-
 #if !defined(DART_PRECOMPILED_RUNTIME)
 class SubtypeTestCacheSerializationCluster : public SerializationCluster {
  public:
@@ -2520,7 +2473,6 @@ class SubtypeTestCacheSerializationCluster : public SerializationCluster {
 };
 #endif  // !DART_PRECOMPILED_RUNTIME
 
-
 class SubtypeTestCacheDeserializationCluster : public DeserializationCluster {
  public:
   SubtypeTestCacheDeserializationCluster() {}
@@ -2551,7 +2503,6 @@ class SubtypeTestCacheDeserializationCluster : public DeserializationCluster {
   }
 };
 
-
 #if !defined(DART_PRECOMPILED_RUNTIME)
 class LanguageErrorSerializationCluster : public SerializationCluster {
  public:
@@ -2599,7 +2550,6 @@ class LanguageErrorSerializationCluster : public SerializationCluster {
 };
 #endif  // !DART_PRECOMPILED_RUNTIME
 
-
 class LanguageErrorDeserializationCluster : public DeserializationCluster {
  public:
   LanguageErrorDeserializationCluster() {}
@@ -2636,7 +2586,6 @@ class LanguageErrorDeserializationCluster : public DeserializationCluster {
   }
 };
 
-
 #if !defined(DART_PRECOMPILED_RUNTIME)
 class UnhandledExceptionSerializationCluster : public SerializationCluster {
  public:
@@ -2681,7 +2630,6 @@ class UnhandledExceptionSerializationCluster : public SerializationCluster {
 };
 #endif  // !DART_PRECOMPILED_RUNTIME
 
-
 class UnhandledExceptionDeserializationCluster : public DeserializationCluster {
  public:
   UnhandledExceptionDeserializationCluster() {}
@@ -2716,7 +2664,6 @@ class UnhandledExceptionDeserializationCluster : public DeserializationCluster {
   }
 };
 
-
 #if !defined(DART_PRECOMPILED_RUNTIME)
 class InstanceSerializationCluster : public SerializationCluster {
  public:
@@ -2781,7 +2728,6 @@ class InstanceSerializationCluster : public SerializationCluster {
 };
 #endif  // !DART_PRECOMPILED_RUNTIME
 
-
 class InstanceDeserializationCluster : public DeserializationCluster {
  public:
   explicit InstanceDeserializationCluster(intptr_t cid) : cid_(cid) {}
@@ -2835,7 +2781,6 @@ class InstanceDeserializationCluster : public DeserializationCluster {
   intptr_t instance_size_in_words_;
 };
 
-
 #if !defined(DART_PRECOMPILED_RUNTIME)
 class LibraryPrefixSerializationCluster : public SerializationCluster {
  public:
@@ -2883,7 +2828,6 @@ class LibraryPrefixSerializationCluster : public SerializationCluster {
 };
 #endif  // !DART_PRECOMPILED_RUNTIME
 
-
 class LibraryPrefixDeserializationCluster : public DeserializationCluster {
  public:
   LibraryPrefixDeserializationCluster() {}
@@ -2927,7 +2871,6 @@ class LibraryPrefixDeserializationCluster : public DeserializationCluster {
   }
 };
 
-
 #if !defined(DART_PRECOMPILED_RUNTIME)
 class TypeSerializationCluster : public SerializationCluster {
  public:
@@ -3006,7 +2949,6 @@ class TypeSerializationCluster : public SerializationCluster {
 };
 #endif  // !DART_PRECOMPILED_RUNTIME
 
-
 class TypeDeserializationCluster : public DeserializationCluster {
  public:
   TypeDeserializationCluster() {}
@@ -3065,7 +3007,6 @@ class TypeDeserializationCluster : public DeserializationCluster {
   intptr_t canonical_stop_index_;
 };
 
-
 #if !defined(DART_PRECOMPILED_RUNTIME)
 class TypeRefSerializationCluster : public SerializationCluster {
  public:
@@ -3110,7 +3051,6 @@ class TypeRefSerializationCluster : public SerializationCluster {
 };
 #endif  // !DART_PRECOMPILED_RUNTIME
 
-
 class TypeRefDeserializationCluster : public DeserializationCluster {
  public:
   TypeRefDeserializationCluster() {}
@@ -3142,7 +3082,6 @@ class TypeRefDeserializationCluster : public DeserializationCluster {
   }
 };
 
-
 #if !defined(DART_PRECOMPILED_RUNTIME)
 class TypeParameterSerializationCluster : public SerializationCluster {
  public:
@@ -3192,7 +3131,6 @@ class TypeParameterSerializationCluster : public SerializationCluster {
 };
 #endif  // !DART_PRECOMPILED_RUNTIME
 
-
 class TypeParameterDeserializationCluster : public DeserializationCluster {
  public:
   TypeParameterDeserializationCluster() {}
@@ -3229,7 +3167,6 @@ class TypeParameterDeserializationCluster : public DeserializationCluster {
   }
 };
 
-
 #if !defined(DART_PRECOMPILED_RUNTIME)
 class BoundedTypeSerializationCluster : public SerializationCluster {
  public:
@@ -3274,7 +3211,6 @@ class BoundedTypeSerializationCluster : public SerializationCluster {
 };
 #endif  // !DART_PRECOMPILED_RUNTIME
 
-
 class BoundedTypeDeserializationCluster : public DeserializationCluster {
  public:
   BoundedTypeDeserializationCluster() {}
@@ -3307,7 +3243,6 @@ class BoundedTypeDeserializationCluster : public DeserializationCluster {
   }
 };
 
-
 #if !defined(DART_PRECOMPILED_RUNTIME)
 class ClosureSerializationCluster : public SerializationCluster {
  public:
@@ -3353,7 +3288,6 @@ class ClosureSerializationCluster : public SerializationCluster {
 };
 #endif  // !DART_PRECOMPILED_RUNTIME
 
-
 class ClosureDeserializationCluster : public DeserializationCluster {
  public:
   ClosureDeserializationCluster() {}
@@ -3387,7 +3321,6 @@ class ClosureDeserializationCluster : public DeserializationCluster {
   }
 };
 
-
 #if !defined(DART_PRECOMPILED_RUNTIME)
 class MintSerializationCluster : public SerializationCluster {
  public:
@@ -3430,7 +3363,6 @@ class MintSerializationCluster : public SerializationCluster {
 };
 #endif  // !DART_PRECOMPILED_RUNTIME
 
-
 class MintDeserializationCluster : public DeserializationCluster {
  public:
   MintDeserializationCluster() {}
@@ -3482,7 +3414,6 @@ class MintDeserializationCluster : public DeserializationCluster {
   }
 };
 
-
 #if !defined(DART_PRECOMPILED_RUNTIME)
 class BigintSerializationCluster : public SerializationCluster {
  public:
@@ -3528,7 +3459,6 @@ class BigintSerializationCluster : public SerializationCluster {
 };
 #endif  // !DART_PRECOMPILED_RUNTIME
 
-
 class BigintDeserializationCluster : public DeserializationCluster {
  public:
   BigintDeserializationCluster() {}
@@ -3561,7 +3491,6 @@ class BigintDeserializationCluster : public DeserializationCluster {
   }
 };
 
-
 #if !defined(DART_PRECOMPILED_RUNTIME)
 class DoubleSerializationCluster : public SerializationCluster {
  public:
@@ -3597,7 +3526,6 @@ class DoubleSerializationCluster : public SerializationCluster {
 };
 #endif  // !DART_PRECOMPILED_RUNTIME
 
-
 class DoubleDeserializationCluster : public DeserializationCluster {
  public:
   DoubleDeserializationCluster() {}
@@ -3626,7 +3554,6 @@ class DoubleDeserializationCluster : public DeserializationCluster {
   }
 };
 
-
 #if !defined(DART_PRECOMPILED_RUNTIME)
 class GrowableObjectArraySerializationCluster : public SerializationCluster {
  public:
@@ -3672,7 +3599,6 @@ class GrowableObjectArraySerializationCluster : public SerializationCluster {
 };
 #endif  // !DART_PRECOMPILED_RUNTIME
 
-
 class GrowableObjectArrayDeserializationCluster
     : public DeserializationCluster {
  public:
@@ -3709,7 +3635,6 @@ class GrowableObjectArrayDeserializationCluster
   }
 };
 
-
 #if !defined(DART_PRECOMPILED_RUNTIME)
 class TypedDataSerializationCluster : public SerializationCluster {
  public:
@@ -3752,7 +3677,6 @@ class TypedDataSerializationCluster : public SerializationCluster {
 };
 #endif  // !DART_PRECOMPILED_RUNTIME
 
-
 class TypedDataDeserializationCluster : public DeserializationCluster {
  public:
   explicit TypedDataDeserializationCluster(intptr_t cid) : cid_(cid) {}
@@ -3793,7 +3717,6 @@ class TypedDataDeserializationCluster : public DeserializationCluster {
   const intptr_t cid_;
 };
 
-
 #if !defined(DART_PRECOMPILED_RUNTIME)
 class ExternalTypedDataSerializationCluster : public SerializationCluster {
  public:
@@ -3834,7 +3757,6 @@ class ExternalTypedDataSerializationCluster : public SerializationCluster {
 };
 #endif  // !DART_PRECOMPILED_RUNTIME
 
-
 class ExternalTypedDataDeserializationCluster : public DeserializationCluster {
  public:
   explicit ExternalTypedDataDeserializationCluster(intptr_t cid) : cid_(cid) {}
@@ -3872,7 +3794,6 @@ class ExternalTypedDataDeserializationCluster : public DeserializationCluster {
   const intptr_t cid_;
 };
 
-
 #if !defined(DART_PRECOMPILED_RUNTIME)
 class StackTraceSerializationCluster : public SerializationCluster {
  public:
@@ -3917,7 +3838,6 @@ class StackTraceSerializationCluster : public SerializationCluster {
 };
 #endif  // !DART_PRECOMPILED_RUNTIME
 
-
 class StackTraceDeserializationCluster : public DeserializationCluster {
  public:
   StackTraceDeserializationCluster() {}
@@ -3950,7 +3870,6 @@ class StackTraceDeserializationCluster : public DeserializationCluster {
   }
 };
 
-
 #if !defined(DART_PRECOMPILED_RUNTIME)
 class RegExpSerializationCluster : public SerializationCluster {
  public:
@@ -3998,7 +3917,6 @@ class RegExpSerializationCluster : public SerializationCluster {
 };
 #endif  // !DART_PRECOMPILED_RUNTIME
 
-
 class RegExpDeserializationCluster : public DeserializationCluster {
  public:
   RegExpDeserializationCluster() {}
@@ -4033,7 +3951,6 @@ class RegExpDeserializationCluster : public DeserializationCluster {
   }
 };
 
-
 #if !defined(DART_PRECOMPILED_RUNTIME)
 class WeakPropertySerializationCluster : public SerializationCluster {
  public:
@@ -4078,7 +3995,6 @@ class WeakPropertySerializationCluster : public SerializationCluster {
 };
 #endif  // !DART_PRECOMPILED_RUNTIME
 
-
 class WeakPropertyDeserializationCluster : public DeserializationCluster {
  public:
   WeakPropertyDeserializationCluster() {}
@@ -4113,7 +4029,6 @@ class WeakPropertyDeserializationCluster : public DeserializationCluster {
   }
 };
 
-
 #if !defined(DART_PRECOMPILED_RUNTIME)
 class LinkedHashMapSerializationCluster : public SerializationCluster {
  public:
@@ -4182,7 +4097,6 @@ class LinkedHashMapSerializationCluster : public SerializationCluster {
 };
 #endif  // !DART_PRECOMPILED_RUNTIME
 
-
 class LinkedHashMapDeserializationCluster : public DeserializationCluster {
  public:
   LinkedHashMapDeserializationCluster() {}
@@ -4241,7 +4155,6 @@ class LinkedHashMapDeserializationCluster : public DeserializationCluster {
   }
 };
 
-
 #if !defined(DART_PRECOMPILED_RUNTIME)
 class ArraySerializationCluster : public SerializationCluster {
  public:
@@ -4291,7 +4204,6 @@ class ArraySerializationCluster : public SerializationCluster {
 };
 #endif  // !DART_PRECOMPILED_RUNTIME
 
-
 class ArrayDeserializationCluster : public DeserializationCluster {
  public:
   explicit ArrayDeserializationCluster(intptr_t cid) : cid_(cid) {}
@@ -4331,7 +4243,6 @@ class ArrayDeserializationCluster : public DeserializationCluster {
   const intptr_t cid_;
 };
 
-
 #if !defined(DART_PRECOMPILED_RUNTIME)
 class OneByteStringSerializationCluster : public SerializationCluster {
  public:
@@ -4373,7 +4284,6 @@ class OneByteStringSerializationCluster : public SerializationCluster {
 };
 #endif  // !DART_PRECOMPILED_RUNTIME
 
-
 class OneByteStringDeserializationCluster : public DeserializationCluster {
  public:
   OneByteStringDeserializationCluster() {}
@@ -4410,7 +4320,6 @@ class OneByteStringDeserializationCluster : public DeserializationCluster {
   }
 };
 
-
 #if !defined(DART_PRECOMPILED_RUNTIME)
 class TwoByteStringSerializationCluster : public SerializationCluster {
  public:
@@ -4452,7 +4361,6 @@ class TwoByteStringSerializationCluster : public SerializationCluster {
 };
 #endif  // !DART_PRECOMPILED_RUNTIME
 
-
 class TwoByteStringDeserializationCluster : public DeserializationCluster {
  public:
   TwoByteStringDeserializationCluster() {}
@@ -4488,7 +4396,6 @@ class TwoByteStringDeserializationCluster : public DeserializationCluster {
   }
 };
 
-
 Serializer::Serializer(Thread* thread,
                        Snapshot::Kind kind,
                        uint8_t** buffer,
@@ -4520,12 +4427,10 @@ Serializer::Serializer(Thread* thread,
   }
 }
 
-
 Serializer::~Serializer() {
   delete[] clusters_by_cid_;
 }
 
-
 SerializationCluster* Serializer::NewClusterForClass(intptr_t cid) {
 #if defined(DART_PRECOMPILED_RUNTIME)
   UNREACHABLE();
@@ -4657,7 +4562,6 @@ SerializationCluster* Serializer::NewClusterForClass(intptr_t cid) {
 #endif  // !DART_PRECOMPILED_RUNTIME
 }
 
-
 void Serializer::Push(RawObject* object) {
   if (!object->IsHeapObject()) {
     RawSmi* smi = Smi::RawCast(object);
@@ -4696,7 +4600,6 @@ void Serializer::Push(RawObject* object) {
   }
 }
 
-
 void Serializer::Trace(RawObject* object) {
   intptr_t cid;
   if (!object->IsHeapObject()) {
@@ -4725,7 +4628,6 @@ void Serializer::Trace(RawObject* object) {
 #endif
 }
 
-
 void Serializer::UnexpectedObject(RawObject* raw_object, const char* message) {
   Object& object = Object::Handle(raw_object);
   OS::PrintErr("Unexpected object (%s): %s\n", message, object.ToCString());
@@ -4738,7 +4640,6 @@ void Serializer::UnexpectedObject(RawObject* raw_object, const char* message) {
   OS::Abort();
 }
 
-
 #if defined(SNAPSHOT_BACKTRACE)
 RawObject* Serializer::ParentOf(const Object& object) {
   for (intptr_t i = 0; i < parent_pairs_.length(); i += 2) {
@@ -4750,7 +4651,6 @@ RawObject* Serializer::ParentOf(const Object& object) {
 }
 #endif  // SNAPSHOT_BACKTRACE
 
-
 void Serializer::WriteVersionAndFeatures() {
   const char* expected_version = Version::SnapshotString();
   ASSERT(expected_version != NULL);
@@ -4766,7 +4666,6 @@ void Serializer::WriteVersionAndFeatures() {
   free(const_cast<char*>(expected_features));
 }
 
-
 #if defined(DEBUG)
 static const int32_t kSectionMarker = 0xABAB;
 #endif
@@ -4819,7 +4718,6 @@ void Serializer::Serialize() {
   }
 }
 
-
 void Serializer::AddVMIsolateBaseObjects() {
   // These objects are always allocated by Object::InitOnce, so they are not
   // written into the snapshot.
@@ -4867,7 +4765,6 @@ void Serializer::AddVMIsolateBaseObjects() {
   }
 }
 
-
 intptr_t Serializer::WriteVMSnapshot(const Array& symbols,
                                      const Array& scripts) {
   NoSafepointScope no_safepoint;
@@ -4906,7 +4803,6 @@ intptr_t Serializer::WriteVMSnapshot(const Array& symbols,
   return next_ref_index_ - 1;
 }
 
-
 void Serializer::WriteIsolateSnapshot(intptr_t num_base_objects,
                                       ObjectStore* object_store) {
   NoSafepointScope no_safepoint;
@@ -4944,7 +4840,6 @@ void Serializer::WriteIsolateSnapshot(intptr_t num_base_objects,
   heap_->ResetObjectIdTable();
 }
 
-
 Deserializer::Deserializer(Thread* thread,
                            Snapshot::Kind kind,
                            const uint8_t* buffer,
@@ -4967,12 +4862,10 @@ Deserializer::Deserializer(Thread* thread,
   }
 }
 
-
 Deserializer::~Deserializer() {
   delete[] clusters_;
 }
 
-
 DeserializationCluster* Deserializer::ReadCluster() {
   intptr_t cid = ReadCid();
 
@@ -5096,7 +4989,6 @@ DeserializationCluster* Deserializer::ReadCluster() {
   return NULL;
 }
 
-
 RawApiError* Deserializer::VerifyVersionAndFeatures(Isolate* isolate) {
   // If the version string doesn't match, return an error.
   // Note: New things are allocated only if we're going to return an error.
@@ -5163,7 +5055,6 @@ RawApiError* Deserializer::VerifyVersionAndFeatures(Isolate* isolate) {
   return ApiError::null();
 }
 
-
 void Deserializer::Prepare() {
   num_base_objects_ = Read<int32_t>();
   num_objects_ = Read<int32_t>();
@@ -5173,7 +5064,6 @@ void Deserializer::Prepare() {
   refs_ = Array::New(num_objects_ + 1, Heap::kOld);
 }
 
-
 void Deserializer::Deserialize() {
   if (num_base_objects_ != (next_ref_index_ - 1)) {
     FATAL2("Snapshot expects %" Pd
@@ -5222,7 +5112,6 @@ class HeapLocker : public StackResource {
   PageSpace* page_space_;
 };
 
-
 void Deserializer::AddVMIsolateBaseObjects() {
   // These objects are always allocated by Object::InitOnce, so they are not
   // written into the snapshot.
@@ -5270,7 +5159,6 @@ void Deserializer::AddVMIsolateBaseObjects() {
   }
 }
 
-
 void Deserializer::ReadVMSnapshot() {
   Array& symbol_table = Array::Handle(zone_);
   Array& refs = Array::Handle(zone_);
@@ -5368,7 +5256,6 @@ void Deserializer::ReadIsolateSnapshot(ObjectStore* object_store) {
   Bootstrap::SetupNativeResolver();
 }
 
-
 // An object visitor which will iterate over all the token stream objects in the
 // heap and either count them or collect them into an array. This is used during
 // full snapshot generation of the VM isolate to write out all token streams so
@@ -5403,7 +5290,6 @@ class SnapshotTokenStreamVisitor : public ObjectVisitor {
   const Array* token_streams_;
 };
 
-
 FullSnapshotWriter::FullSnapshotWriter(Snapshot::Kind kind,
                                        uint8_t** vm_snapshot_data_buffer,
                                        uint8_t** isolate_snapshot_data_buffer,
@@ -5492,7 +5378,6 @@ FullSnapshotWriter::~FullSnapshotWriter() {
   token_streams_ = Array::null();
 }
 
-
 intptr_t FullSnapshotWriter::WriteVMSnapshot() {
   NOT_IN_PRODUCT(TimelineDurationScope tds(
       thread(), Timeline::GetIsolateStream(), "WriteVMSnapshot"));
@@ -5524,7 +5409,6 @@ intptr_t FullSnapshotWriter::WriteVMSnapshot() {
   return num_objects;
 }
 
-
 void FullSnapshotWriter::WriteIsolateSnapshot(intptr_t num_base_objects) {
   NOT_IN_PRODUCT(TimelineDurationScope tds(
       thread(), Timeline::GetIsolateStream(), "WriteIsolateSnapshot"));
@@ -5553,7 +5437,6 @@ void FullSnapshotWriter::WriteIsolateSnapshot(intptr_t num_base_objects) {
   isolate_snapshot_size_ = serializer.bytes_written();
 }
 
-
 void FullSnapshotWriter::WriteFullSnapshot() {
   intptr_t num_base_objects;
   if (vm_snapshot_data_buffer() != NULL) {
@@ -5576,7 +5459,6 @@ void FullSnapshotWriter::WriteFullSnapshot() {
   }
 }
 
-
 static const uint8_t* DataBuffer(const Snapshot* snapshot) {
   if (Snapshot::IncludesCode(snapshot->kind())) {
     uword offset =
@@ -5586,7 +5468,6 @@ static const uint8_t* DataBuffer(const Snapshot* snapshot) {
   return NULL;
 }
 
-
 FullSnapshotReader::FullSnapshotReader(const Snapshot* snapshot,
                                        const uint8_t* instructions_buffer,
                                        Thread* thread)
@@ -5599,7 +5480,6 @@ FullSnapshotReader::FullSnapshotReader(const Snapshot* snapshot,
   thread->isolate()->set_compilation_allowed(kind_ != Snapshot::kFullAOT);
 }
 
-
 RawApiError* FullSnapshotReader::ReadVMSnapshot() {
   Deserializer deserializer(thread_, kind_, buffer_, size_,
                             instructions_buffer_, data_buffer_);
@@ -5623,7 +5503,6 @@ RawApiError* FullSnapshotReader::ReadVMSnapshot() {
   return ApiError::null();
 }
 
-
 RawApiError* FullSnapshotReader::ReadIsolateSnapshot() {
   Deserializer deserializer(thread_, kind_, buffer_, size_,
                             instructions_buffer_, data_buffer_);