perf annotate browser: Rename disasm_line__browser to browser_line

Rename disasm_line__browser function to browser_line, because the browser got
generic and is no longer disasm specific.

Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Cc: Andi Kleen <andi@firstfloor.org>
Cc: David Ahern <dsahern@gmail.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/20171106105552.GB20858@krava


Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>