Pixels class prototype and test (not to be committed).

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"
@@ skipping 56 matching lines @@
 class RawMegamorphicCache;
 class RawMint;
 class RawMixinAppType;
 class RawBigint;
 class RawNamespace;
 class RawObject;
 class RawObjectPool;
 class RawOneByteString;
 class RawPatchClass;
 class RawPcDescriptors;
+class RawPixels;
 class RawReceivePort;
 class RawRedirectionData;
 class RawScript;
 class RawSendPort;
 class RawSmi;
 class RawStackmap;
 class RawStacktrace;
 class RawSubtypeTestCache;
 class RawTokenStream;
 class RawTwoByteString;
@@ skipping 355 matching lines @@
   RawImmutableArray* NewImmutableArray(intptr_t len);
   RawOneByteString* NewOneByteString(intptr_t len);
   RawTwoByteString* NewTwoByteString(intptr_t len);
   RawTypeArguments* NewTypeArguments(intptr_t len);
   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();
+  RawPixels* NewPixels();
   RawTypedData* NewTypedData(intptr_t class_id, intptr_t len);
   RawDouble* NewDouble(double value);
   RawUnresolvedClass* NewUnresolvedClass();
   RawType* NewType();
   RawTypeRef* NewTypeRef();
   RawTypeParameter* NewTypeParameter();
   RawBoundedType* NewBoundedType();
   RawMixinAppType* NewMixinAppType();
   RawPatchClass* NewPatchClass();
   RawClosure* NewClosure();
@@ skipping 162 matching lines @@
   friend class LibraryPrefix;
   friend class LinkedHashMap;
   friend class LiteralToken;
   friend class LocalVarDescriptors;
   friend class MegamorphicCache;
   friend class MirrorReference;
   friend class MixinAppType;
   friend class Namespace;
   friend class ObjectPool;
   friend class PatchClass;
+  friend class Pixels;
   friend class RedirectionData;
   friend class Script;
   friend class Stacktrace;
   friend class SubtypeTestCache;
   friend class TokenStream;
   friend class Type;
   friend class TypeArguments;
   friend class TypeParameter;
   friend class TypeRef;
   friend class UnhandledException;
@@ skipping 473 matching lines @@
  private:
   SnapshotWriter* writer_;
   bool as_references_;
 
   DISALLOW_COPY_AND_ASSIGN(SnapshotWriterVisitor);
 };
 
 }  // namespace dart
 
 #endif  // VM_SNAPSHOT_H_