Improve the performance of closure-converted code.

runtime/vm/kernel_binary_flowgraph.h

 // Copyright (c) 2017, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #ifndef RUNTIME_VM_KERNEL_BINARY_FLOWGRAPH_H_
 #define RUNTIME_VM_KERNEL_BINARY_FLOWGRAPH_H_
 
 #if !defined(DART_PRECOMPILED_RUNTIME)
 
 #include <map>
@@ skipping 778 matching lines @@
   void ReadUntilFunctionNode();
   StringIndex GetNameFromVariableDeclaration(intptr_t kernel_offset,
                                              const Function& function);
 
   FlowGraph* BuildGraphOfStaticFieldInitializer();
   FlowGraph* BuildGraphOfFieldAccessor(LocalVariable* setter_value);
   void SetupDefaultParameterValues();
   Fragment BuildFieldInitializer(NameIndex canonical_name);
   Fragment BuildInitializers(const Class& parent_class);
   FlowGraph* BuildGraphOfImplicitClosureFunction(const Function& function);
-  FlowGraph* BuildGraphOfConvertedClosureFunction(const Function& function);
   FlowGraph* BuildGraphOfFunction(bool constructor);
 
   Fragment BuildExpression(TokenPosition* position = NULL);
   Fragment BuildStatement();
 
   intptr_t ReaderOffset();
   void SetOffset(intptr_t offset);
   void SkipBytes(intptr_t skip);
   bool ReadBool();
   uint8_t ReadByte();
@@ skipping 321 matching lines @@
   const uint8_t* saved_raw_buffer_;
   const TypedData* saved_typed_data_;
   intptr_t saved_offset_;
 };
 
 }  // namespace kernel
 }  // namespace dart
 
 #endif  // !defined(DART_PRECOMPILED_RUNTIME)
 #endif  // RUNTIME_VM_KERNEL_BINARY_FLOWGRAPH_H_