Fix ARM build by adding a dummy last_statement_position() accessor

to the assembler.
Review URL: http://codereview.chromium.org/2961

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@339 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

src/assembler-arm.h

@@ -649,6 +649,9 @@ class Assembler : public Malloced {
     return last_position_is_statement_;
   }
 
+  // Temporary helper function. Used by codegen.cc.
+  int last_statement_position() const { return last_position_; }
+
  protected:
   int buffer_space() const { return reloc_info_writer.pos() - pc_; }