get the file this stack frame points to . js traces return the full path to the file here , while java traces only return the file name the path is not known . concode_field_sep int mLine concode_elem_sep String mFileName concode_elem_sep String mFile concode_elem_sep int mColumn concode_elem_sep String mMethod concode_field_sep StackFrame[] convertJavaStackTrace concode_elem_sep int getLine concode_elem_sep int getColumn concode_elem_sep StackFrame[] convertJsStackTrace concode_elem_sep String getMethod concode_elem_sep String formatStackTrace concode_elem_sep String getFileName concode_elem_sep String formatFrameSource
String function ( ) { return mFile ; }