[gold][patch] Add a add_input_library callback

[Ian Lance Taylor]

Rafael Espindola <espindola@google.com> writes:

> -Plugin_manager::add_input_file(char *pathname)
> +Plugin_manager::add_input_file(char *pathname, bool search)

Sorry, one other comment.  The new parameter should be named "is_lib",
not "search".  You are using it as the "is_lib" parameter of
Input_file_argument.

Ian