[serializer] include global proxy in additional context snapshots.

src/isolate.h

 // Copyright 2012 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_ISOLATE_H_
 #define V8_ISOLATE_H_
 
 #include <memory>
 #include <queue>
 
@@ skipping 889 matching lines @@
   }
 
   unibrow::Mapping<unibrow::CanonicalizationRange>* jsregexp_canonrange() {
     return &jsregexp_canonrange_;
   }
 
   RuntimeState* runtime_state() { return &runtime_state_; }
 
   Builtins* builtins() { return &builtins_; }
 
-  void NotifyExtensionInstalled() {
-    has_installed_extensions_ = true;
-  }
-
-  bool has_installed_extensions() { return has_installed_extensions_; }
-
   unibrow::Mapping<unibrow::Ecma262Canonicalize>*
       regexp_macro_assembler_canonicalize() {
     return &regexp_macro_assembler_canonicalize_;
   }
 
   RegExpStack* regexp_stack() { return regexp_stack_; }
 
   List<int>* regexp_indices() { return &regexp_indices_; }
 
   unibrow::Mapping<unibrow::Ecma262Canonicalize>*
@@ skipping 411 matching lines @@
   HandleScopeData handle_scope_data_;
   HandleScopeImplementer* handle_scope_implementer_;
   UnicodeCache* unicode_cache_;
   AccountingAllocator* allocator_;
   InnerPointerToCodeCache* inner_pointer_to_code_cache_;
   GlobalHandles* global_handles_;
   EternalHandles* eternal_handles_;
   ThreadManager* thread_manager_;
   RuntimeState runtime_state_;
   Builtins builtins_;
-  bool has_installed_extensions_;
   unibrow::Mapping<unibrow::Ecma262UnCanonicalize> jsregexp_uncanonicalize_;
   unibrow::Mapping<unibrow::CanonicalizationRange> jsregexp_canonrange_;
   unibrow::Mapping<unibrow::Ecma262Canonicalize>
       regexp_macro_assembler_canonicalize_;
   RegExpStack* regexp_stack_;
   List<int> regexp_indices_;
   DateCache* date_cache_;
   CallInterfaceDescriptorData* call_descriptor_data_;
   AccessCompilerData* access_compiler_data_;
   base::RandomNumberGenerator* random_number_generator_;
@@ skipping 326 matching lines @@
 
   EmbeddedVector<char, 128> filename_;
   FILE* file_;
   int scope_depth_;
 };
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_ISOLATE_H_