Revert "Optimize function across closures."

src/objects.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_OBJECTS_H_
 #define V8_OBJECTS_H_
 
 #include <iosfwd>
 
 #include "src/allocation.h"
@@ skipping 6765 matching lines @@
   inline void set_ast_node_count(int count);
 
   inline int profiler_ticks() const;
   inline void set_profiler_ticks(int ticks);
 
   // Inline cache age is used to infer whether the function survived a context
   // disposal or not. In the former case we reset the opt_count.
   inline int ic_age();
   inline void set_ic_age(int age);
 
-  DECL_BOOLEAN_ACCESSORS(optimize_next_closure)
-
   // Indicates if this function can be lazy compiled.
   // This is used to determine if we can safely flush code from a function
   // when doing GC if we expect that the function will no longer be used.
   DECL_BOOLEAN_ACCESSORS(allows_lazy_compilation)
 
   // Indicates if this function can be lazy compiled without a context.
   // This is used to determine if we can force compilation without reaching
   // the function through program execution but through other means (e.g. heap
   // iteration by the debugger).
   DECL_BOOLEAN_ACCESSORS(allows_lazy_compilation_without_context)
@@ skipping 270 matching lines @@
   // the start_position_and_type field.
   static const int kIsExpressionBit    = 0;
   static const int kIsTopLevelBit      = 1;
   static const int kStartPositionShift = 2;
   static const int kStartPositionMask  = ~((1 << kStartPositionShift) - 1);
 
   // Bit positions in compiler_hints.
   enum CompilerHints {
     kAllowLazyCompilation,
     kAllowLazyCompilationWithoutContext,
-    kOptimizeNextClosure,
     kOptimizationDisabled,
     kStrictModeFunction,
     kUsesArguments,
     kHasDuplicateParameters,
     kNative,
     kInlineBuiltin,
     kBoundFunction,
     kIsAnonymous,
     kNameShouldPrintAsAnonymous,
     kIsFunction,
@@ skipping 3843 matching lines @@
     } else {
       value &= ~(1 << bit_position);
     }
     return value;
   }
 };
 
 } }  // namespace v8::internal
 
 #endif  // V8_OBJECTS_H_