Fix compiler warnings.

Changed finds that use a string with a single character ("X"), to 'X'.

Remove using statements from header file.

Add a couple of missing includes.

Changed a couple of functions that take a string to const string& to
avoid extra copies.

Test: No warnings when compiled, unit tests pass.
Change-Id: I218ee0e6b6c7fb1c79d1337c1ce3d6f1e318a3cd
2 files changed
tree: 730e2e7eb2a4fa3465de50d2a914c998e2f430dd
  1. bpfloader/
  2. libbpf_android/
  3. progs/
  4. Android.bp
  5. MODULE_LICENSE_APACHE2
  6. NOTICE
  7. OWNERS
  8. PREUPLOAD.cfg