linux-user: Use ImageSource in load_symbols

Aside from the section headers, we're unlikely to hit the
ImageSource cache on guest executables.  But the interface
for imgsrc_read_* is better.

Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
1 file changed