upgrade SkReadBuffer to always validate

Bug: skia:
Change-Id: I054560b66c6cde346d939015326d8547879d2c4b
Reviewed-on: https://skia-review.googlesource.com/81160
Reviewed-by: Mike Klein <mtklein@chromium.org>
Commit-Queue: Mike Reed <reed@google.com>

1 files changed, 12 insertions, 1 deletions

diff --git a/include/core/SkFlattenable.h b/include/core/SkFlattenable.h
index 40cbaa5d0d..b0bfbe23e7 100644
--- a/include/core/SkFlattenable.h
+++ b/include/core/SkFlattenable.h
@@ -10,10 +10,12 @@
 
 #include "SkRefCnt.h"
 
+class SkData;
 class SkReadBuffer;
 class SkWriteBuffer;
 
-class SkPrivateEffectInitializer;
+struct SkSerialProcs;
+struct SkDeserialProcs;
 
 /*
  *  Flattening is straight-forward:
@@ -113,9 +115,18 @@ public:
     /**
      *  Override this if your subclass needs to record data that it will need to recreate itself
      *  from its CreateProc (returned by getFactory()).
+     *
+     *  DEPRECATED public : will move to protected ... use serialize() instead
      */
     virtual void flatten(SkWriteBuffer&) const {}
 
+    //
+    // public ways to serialize / deserialize
+    //
+    sk_sp<SkData> serialize(const SkSerialProcs* = nullptr) const;
+    static sk_sp<SkFlattenable> Deserialize(Type, const void* data, size_t length,
+                                            const SkDeserialProcs* procs = nullptr);
+
 protected:
     class PrivateInitializer {
     public: