Remove signature classes from the VM.

runtime/vm/snapshot.h

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #ifndef VM_SNAPSHOT_H_
 #define VM_SNAPSHOT_H_
 
 #include "platform/assert.h"
 #include "vm/allocation.h"
 #include "vm/bitfield.h"
 #include "vm/datastream.h"
 #include "vm/exceptions.h"
 #include "vm/globals.h"
 #include "vm/growable_array.h"
 #include "vm/isolate.h"
 #include "vm/visitor.h"
 
 namespace dart {
 
 // Forward declarations.
 class AbstractType;
 class Array;
 class Class;
 class ClassTable;
+class Closure;
 class Code;
 class ExternalTypedData;
 class GrowableObjectArray;
 class Heap;
 class Instructions;
 class LanguageError;
 class Library;
 class Object;
 class PassiveObject;
 class ObjectStore;
 class MegamorphicCache;
 class PageSpace;
 class RawApiError;
 class RawArray;
 class RawBigint;
 class RawBoundedType;
 class RawCapability;
 class RawClass;
+class RawClosure;
 class RawClosureData;
 class RawContext;
 class RawContextScope;
 class RawDouble;
 class RawExceptionHandlers;
 class RawField;
 class RawFloat32x4;
 class RawFloat64x2;
 class RawFunction;
+class RawFunctionType;
 class RawGrowableObjectArray;
 class RawICData;
 class RawImmutableArray;
 class RawInstructions;
 class RawInt32x4;
 class RawJSRegExp;
 class RawLanguageError;
 class RawLibrary;
 class RawLibraryPrefix;
 class RawLinkedHashMap;
@@ skipping 343 matching lines @@
   RawTokenStream* NewTokenStream(intptr_t len);
   RawContext* NewContext(intptr_t num_variables);
   RawClass* NewClass(intptr_t class_id);
   RawInstance* NewInstance();
   RawMint* NewMint(int64_t value);
   RawBigint* NewBigint();
   RawTypedData* NewTypedData(intptr_t class_id, intptr_t len);
   RawDouble* NewDouble(double value);
   RawUnresolvedClass* NewUnresolvedClass();
   RawType* NewType();
+  RawFunctionType* NewFunctionType();
   RawTypeRef* NewTypeRef();
   RawTypeParameter* NewTypeParameter();
   RawBoundedType* NewBoundedType();
   RawMixinAppType* NewMixinAppType();
   RawPatchClass* NewPatchClass();
+  RawClosure* NewClosure();
   RawClosureData* NewClosureData();
   RawRedirectionData* NewRedirectionData();
   RawFunction* NewFunction();
   RawCode* NewCode(intptr_t pointer_offsets_length);
   RawObjectPool* NewObjectPool(intptr_t length);
   RawPcDescriptors* NewPcDescriptors(intptr_t length);
   RawLocalVarDescriptors* NewLocalVarDescriptors(intptr_t num_entries);
   RawExceptionHandlers* NewExceptionHandlers(intptr_t num_entries);
   RawStackmap* NewStackmap(intptr_t length);
   RawContextScope* NewContextScope(intptr_t num_variables);
@@ skipping 121 matching lines @@
   UnhandledException& error_;  // Error handle.
   intptr_t max_vm_isolate_object_id_;
   ZoneGrowableArray<BackRefNode>* backward_references_;
   InstructionsReader* instructions_reader_;
 
   friend class ApiError;
   friend class Array;
   friend class Bigint;
   friend class BoundedType;
   friend class Class;
+  friend class Closure;
   friend class ClosureData;
   friend class Code;
   friend class Context;
   friend class ContextScope;
   friend class ExceptionHandlers;
   friend class Field;
   friend class Function;
   friend class GrowableObjectArray;
   friend class ICData;
   friend class ImmutableArray;
@@ skipping 10 matching lines @@
   friend class MixinAppType;
   friend class Namespace;
   friend class ObjectPool;
   friend class PatchClass;
   friend class RedirectionData;
   friend class Script;
   friend class Stacktrace;
   friend class SubtypeTestCache;
   friend class TokenStream;
   friend class Type;
+  friend class FunctionType;
   friend class TypeArguments;
   friend class TypeParameter;
   friend class TypeRef;
   friend class UnhandledException;
   friend class UnresolvedClass;
   friend class WeakProperty;
   DISALLOW_COPY_AND_ASSIGN(SnapshotReader);
 };
 
 
@@ skipping 313 matching lines @@
   int32_t GetInstructionsId(RawInstructions* instructions) {
     return instructions_writer_->GetOffsetFor(instructions);
   }
 
   void SetInstructionsCode(RawInstructions* instructions, RawCode* code) {
     return instructions_writer_->SetInstructionsCode(instructions, code);
   }
 
   void WriteFunctionId(RawFunction* func, bool owner_is_class);
 
+  RawFunction* IsSerializableClosure(RawClosure* closure);
+
+  void WriteStaticImplicitClosure(intptr_t object_id,
+                                  RawFunction* func,
+                                  intptr_t tags);
+
  protected:
   bool CheckAndWritePredefinedObject(RawObject* raw);
   bool HandleVMIsolateObject(RawObject* raw);
 
   void WriteClassId(RawClass* cls);
-  void WriteStaticImplicitClosure(intptr_t object_id,
-                                  RawFunction* func,
-                                  intptr_t tags);
   void WriteObjectImpl(RawObject* raw, bool as_reference);
   void WriteMarkedObjectImpl(RawObject* raw,
                              intptr_t tags,
                              intptr_t object_id,
                              bool as_reference);
   void WriteForwardedObjects();
   void ArrayWriteTo(intptr_t object_id,
                     intptr_t array_kind,
                     intptr_t tags,
                     RawSmi* length,
                     RawTypeArguments* type_arguments,
                     RawObject* data[],
                     bool as_reference);
-  RawFunction* IsSerializableClosure(RawClass* cls, RawObject* obj);
   RawClass* GetFunctionOwner(RawFunction* func);
   void CheckForNativeFields(RawClass* cls);
   void SetWriteException(Exceptions::ExceptionType type, const char* msg);
   void WriteInstance(RawObject* raw,
                      RawClass* cls,
                      intptr_t tags,
                      intptr_t object_id,
                      bool as_reference);
   bool AllowObjectsInDartLibrary(RawLibrary* library);
   intptr_t FindVmSnapshotObject(RawObject* rawobj);
@@ skipping 172 matching lines @@
  private:
   SnapshotWriter* writer_;
   bool as_references_;
 
   DISALLOW_COPY_AND_ASSIGN(SnapshotWriterVisitor);
 };
 
 }  // namespace dart
 
 #endif  // VM_SNAPSHOT_H_