Remove unused code. This code used to be used to "decide" if a call...

src/scopes.h

 // Copyright 2006-2008 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 204 matching lines @@
 
   // Resolve and fill in the allocation information for all variables in
   // this scopes. Must be called *after* all scopes have been processed
   // (parsed) to ensure that unresolved variables can be resolved properly.
   void AllocateVariables();
 
   // Result of variable allocation.
   int num_stack_slots() const  { return num_stack_slots_; }
   int num_heap_slots() const  { return num_heap_slots_; }
 
-  // True if this scope supports calling eval (has a properly
-  // initialized context).
-  bool SupportsEval() const;
-
   // Make sure this scope and all outer scopes are eagerly compiled.
   void ForceEagerCompilation()  { force_eager_compilation_ = true; }
 
   // Determine if we can use lazy compilation for this scope.
   bool AllowsLazyCompilation() const;
 
   // True if the outer context of this scope is always the global context.
   bool HasTrivialOuterContext() const;
 
   // The number of contexts between this and scope; zero if this == scope.
@@ skipping 102 matching lines @@
   virtual VariableProxy* NewUnresolved(Handle<String> name, bool inside_with) {
     return NULL;
   }
   virtual VariableProxy* NewTemporary(Handle<String> name)  { return NULL; }
 };
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_SCOPES_H_