Encode any deoptimizer entry in serialized data.

src/snapshot/serializer.h

 // Copyright 2016 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef V8_SNAPSHOT_SERIALIZER_H_
 #define V8_SNAPSHOT_SERIALIZER_H_
 
 #include "src/isolate.h"
 #include "src/log.h"
 #include "src/objects.h"
@@ skipping 282 matching lines @@
   // Used for seralizing the external strings that hold the natives source.
   void VisitExternalOneByteString(
       v8::String::ExternalOneByteStringResource** resource) override;
   // We can't serialize a heap with external two byte strings.
   void VisitExternalTwoByteString(
       v8::String::ExternalStringResource** resource) override {
     UNREACHABLE();
   }
 
  private:
+  bool TryEncodeDeoptimizationEntry(HowToCode how_to_code, Address target,
+                                    int skip);
   void SerializePrologue(AllocationSpace space, int size, Map* map);
 
   bool SerializeExternalNativeSourceString(
       int builtin_count,
       v8::String::ExternalOneByteStringResource** resource_pointer,
       FixedArray* source_cache, int resource_index);
 
   enum ReturnSkip { kCanReturnSkipInsteadOfSkipping, kIgnoringReturn };
   // This function outputs or skips the raw data between the last pointer and
   // up to the current position.  It optionally can just return the number of
@@ skipping 10 matching lines @@
   SnapshotByteSink* sink_;
   int reference_representation_;
   int bytes_processed_so_far_;
   bool code_has_been_output_;
 };
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_SNAPSHOT_SERIALIZER_H_