Checking structure sizes before reading them from memory to avoid overflowing the buffer's stream.

include/core/SkPath.h

Index: include/core/SkPath.h
diff --git a/include/core/SkPath.h b/include/core/SkPath.h
index a6674d9afb4e65cc024ee8a155d5f4f4b4869bfe..a7cff00c8ca49f7c0e60c0dad4dae8a4e6d9b341 100644
--- a/include/core/SkPath.h
+++ b/include/core/SkPath.h
@@ -918,7 +918,7 @@ public:
      *  Initialized the region from the buffer, returning the number
      *  of bytes actually read.
      */
-    uint32_t readFromMemory(const void* buffer);
+    uint32_t readFromMemory(const void* buffer, uint32_t length);
 
 #ifdef SK_BUILD_FOR_ANDROID
     uint32_t getGenerationID() const;