Support VTune's JIT interface.

runtime/vm/assembler_arm.h

 // Copyright (c) 2012, 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 VM_ASSEMBLER_ARM_H_
 #define VM_ASSEMBLER_ARM_H_
 
 #ifndef VM_ASSEMBLER_H_
 #error Do not include assembler_arm.h directly; use assembler.h instead.
 #endif
@@ skipping 55 matching lines @@
   // Macros for High-level operations.
   void AddConstant(Register reg, int value, Condition cond = AL) {
     UNIMPLEMENTED();
   }
 
   // Misc. functionality
   int CodeSize() const {
     UNIMPLEMENTED();
     return 0;
   }
-  int prolog_offset() const {
+  int prologue_offset() const {
     UNIMPLEMENTED();
     return 0;
   }
   const ZoneGrowableArray<int>& GetPointerOffsets() const {
     UNIMPLEMENTED();
     return *pointer_offsets_;
   }
   void FinalizeInstructions(const MemoryRegion& region) {
     UNIMPLEMENTED();
   }
@@ skipping 10 matching lines @@
 
  private:
   ZoneGrowableArray<int>* pointer_offsets_;
   DISALLOW_ALLOCATION();
   DISALLOW_COPY_AND_ASSIGN(Assembler);
 };
 
 }  // namespace dart
 
 #endif  // VM_ASSEMBLER_ARM_H_