[gjs] (22 commits) Non-fast-forward update to branch wip/ptomato/mozjs38

[Philip Chimento <pchimento src gnome org>]

The branch 'wip/ptomato/mozjs38' 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:

  0276437... WIP - object: Fully use GjsMaybeOwned wrapper
  74ce435... object: Trace vfunc trampolines
  4ea35a9... build: Build with mozjs38
  bc5be20... docs: Overview of new JS features in NEWS
  a55c0b2... js: AutoValueVector's [] operator is rooted
  67ee433... js: Adapt to new JS_NewObject() API
  eb29121... js: Adapt to new JS_DefinePropertyById() API
  81a2c7d... js: Rename JS_CallHeapFooTracer()
  4ee10fe... js: Discontinue JSClass stubs
  5b20f9a... js: Adapt to new JS_SetErrorReporter() API
  de4fdd0... constructor-proxy: Adapt to new js::DirectProxyHandler API
  599a3ac... runtime: Adapt to new JSFinalizeCallback
  53c02e6... js: Adapt to new mozilla::Maybe API
  936aa86... js: Adapt to new signature of resolve operation
  5c3c933... js: Accommodate both Latin-1 and two-byte strings
  bbb9915... js: JSNative accessors in JS_DefineProperty()
  99ca93b... js: Fix misc APIs for mozjs38
  b764dcc... js: Various SpiderMonkey 38 improvements
  5611aed... WIP - js: Update weak pointers after GC
  f59fa02... WIP - importer: Switch to eager enumeration
  6ed1784... WIP - importer: Switch back to lazy enumeration

Commits added to the branch:

  bef0e5e... object: Fully use GjsMaybeOwned wrapper
  14e4119... object: Trace vfunc trampolines
  5d51da2... build: Build with mozjs38
  83737c8... docs: Overview of new JS features in NEWS
  d29e619... js: AutoValueVector's [] operator is rooted
  a4aba9c... js: Adapt to new JS_NewObject() API
  34193d3... js: Adapt to new JS_DefinePropertyById() API
  88bf444... js: Rename JS_CallHeapFooTracer()
  a0381b2... js: Discontinue JSClass stubs
  93bc684... js: Adapt to new JS_SetErrorReporter() API
  346f636... constructor-proxy: Adapt to new js::DirectProxyHandler API
  dd59a66... runtime: Adapt to new JSFinalizeCallback
  456e2b9... js: Adapt to new mozilla::Maybe API
  ce7aaf0... js: Adapt to new signature of resolve operation
  6dc1f5a... js: Accommodate both Latin-1 and two-byte strings
  2548ce7... js: JSNative accessors in JS_DefineProperty()
  4436ac6... js: Fix misc APIs for mozjs38
  67e997a... js: Various SpiderMonkey 38 improvements
  d326330... jsapi-util-root: Re-enable test
  f618451... WIP - js: Update weak pointers after GC
  dc62e37... WIP - importer: Switch to eager enumeration
  d01c8d7... WIP - importer: Switch back to lazy enumeration