[parser] Remove ParseInfo::closure field.

src/compiler.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_COMPILER_H_
 #define V8_COMPILER_H_
 
 #include "src/allocation.h"
 #include "src/ast/ast.h"
 #include "src/bailout-reason.h"
@@ skipping 145 matching lines @@
     kInliningEnabled = 1 << 11,
     kTypingEnabled = 1 << 12,
     kDisableFutureOptimization = 1 << 13,
     kSplittingEnabled = 1 << 14,
     kDeoptimizationEnabled = 1 << 16,
     kSourcePositionsEnabled = 1 << 17,
     kFirstCompile = 1 << 18,
     kBailoutOnUninitialized = 1 << 19,
   };
 
-  explicit CompilationInfo(ParseInfo* parse_info);
+  CompilationInfo(ParseInfo* parse_info, Handle<JSFunction> closure);
   CompilationInfo(const char* debug_name, Isolate* isolate, Zone* zone,
                   Code::Flags code_flags = Code::ComputeFlags(Code::STUB));
   virtual ~CompilationInfo();
 
   ParseInfo* parse_info() const { return parse_info_; }
 
   // -----------------------------------------------------------
   // TODO(titzer): inline and delete accessors of ParseInfo
   // -----------------------------------------------------------
   Handle<Script> script() const;
   bool is_eval() const;
   bool is_native() const;
   bool is_module() const;
   LanguageMode language_mode() const;
-  Handle<JSFunction> closure() const;
   FunctionLiteral* literal() const;
   Scope* scope() const;
   Handle<Context> context() const;
   Handle<SharedFunctionInfo> shared_info() const;
   bool has_shared_info() const;
   bool has_context() const;
   bool has_scope() const;
   // -----------------------------------------------------------
 
   Isolate* isolate() const {
     return isolate_;
   }
   Zone* zone() { return zone_; }
   bool is_osr() const { return !osr_ast_id_.IsNone(); }
+  Handle<JSFunction> closure() const { return closure_; }
   Handle<Code> code() const { return code_; }
   Code::Flags code_flags() const { return code_flags_; }
   BailoutId osr_ast_id() const { return osr_ast_id_; }
   int opt_count() const { return opt_count_; }
   int num_parameters() const;
   int num_parameters_including_this() const;
   bool is_this_defined() const;
   int num_heap_slots() const;
 
   void set_parameter_count(int parameter_count) {
@@ skipping 169 matching lines @@
 
   // Determines whether or not to insert a self-optimization header.
   bool ShouldSelfOptimize();
 
   void set_deferred_handles(DeferredHandles* deferred_handles) {
     DCHECK(deferred_handles_ == NULL);
     deferred_handles_ = deferred_handles;
   }
 
   void ReopenHandlesInNewHandleScope() {
-    // Empty for now but will be needed once fields move from ParseInfo.
+    closure_ = Handle<JSFunction>(*closure_);
   }
 
   void AbortOptimization(BailoutReason reason) {
     DCHECK(reason != kNoReason);
     if (bailout_reason_ == kNoReason) bailout_reason_ = reason;
     SetFlag(kDisableFutureOptimization);
   }
 
   void RetryOptimization(BailoutReason reason) {
     DCHECK(reason != kNoReason);
@@ skipping 123 matching lines @@
   void SetFlag(Flag flag, bool value) {
     flags_ = value ? flags_ | flag : flags_ & ~flag;
   }
 
   bool GetFlag(Flag flag) const { return (flags_ & flag) != 0; }
 
   unsigned flags_;
 
   Code::Flags code_flags_;
 
+  Handle<JSFunction> closure_;
+
   // The compiled code.
   Handle<Code> code_;
 
   // Compilation mode flag and whether deoptimization is allowed.
   Mode mode_;
   BailoutId osr_ast_id_;
 
   // Holds the bytecode array generated by the interpreter.
   // TODO(rmcilroy/mstarzinger): Temporary work-around until compiler.cc is
   // refactored to avoid us needing to carry the BytcodeArray around.
@@ skipping 102 matching lines @@
     OptimizedCompileJob* job_;
     base::ElapsedTimer timer_;
     base::TimeDelta* location_;
   };
 };
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_COMPILER_H_