[gjs] (11 commits) Non-fast-forward update to branch wip/ptomato/mozjs31prep

[Philip Chimento <pchimento src gnome org>]

The branch 'wip/ptomato/mozjs31prep' was changed in a way that was not a fast-forward update.
NOTE: This may cause problems for people pulling from the branch. For more information,
please see:

 https://wiki.gnome.org/Git/Help/NonFastForward

Commits removed from the branch:

  0d232b7... js: Root create_proto functions

Commits added to the branch:

  8c62000... build: Make a jsapi.h "system header" wrapper (*)
  f8482cb... warnings: Remove unused variables and functions (*)
  be2cf98... build: Test for %Id as alternate integer output (*)
  f87aaa9... js: Use std::vector instead of GArray (*)
  f96a98c... byte array: Don't reinterpret char * as jschar * (*)
  7ad4a80... tests: Fix format strings (*)
  882a8da... util: Provide no-op body for empty debug macros (*)
  4c33fe5... build: Add all enum values to switch statements (*)
  7a1d069... build: Fix various compiler warnings (*)
  bef3138... build: Switch to AX_COMPILER_FLAGS (*)
  c78a706... js: Root create_proto functions

(*) This commit already existed in another branch; no separate mail sent