[gjs] (40 commits) Non-fast-forward update to branch wip/ptomato/mozjs52

[Philip Chimento <pchimento src gnome org>]

The branch 'wip/ptomato/mozjs52' 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:

  ecbaa2f... js: Module exports use ES6 scope rules
  9a7db67... build: Build with mozj45
  bfaeab1... js: new JS_Enumerate api
  78c87c9... js: Switch from JS::NullPtr() to nullptr
  46dfc05... js: Global object is implicit in many functions
  0e4bec6... js: JSCLASS_IMPLEMENTS_BARRIERS is now implicit
  80102b0... js: Weak pointer callback API change
  46f4222... js: setProperty operations with triple result state
  9d7cf0d... js: New JS_IsArrayObject() API
  447a53f... js: Rename JS_InternString to JS_AtomizeAndPinString
  4d6aec7... importer: API change in enumerate operation
  9037d3c... js: Replace JS_InitReflect with JS_InitReflectParse
  459e881... js: Set JSPROP_RESOLVING when defining properties
  db8fe2e... modules/console: Update to js::PrintError from upstream
  24b745d... js: Various API changes for SpiderMonkey 45
  ac2f29b... coverage: Misc Javascript-side API changes
  b69add8... importer: Seal import with JSPropertyDescriptor directly
  40f5baf... js: Update obsolete comments
  f63d37e... js: Adapt to new JS::TraceEdge<T> API
  fa7ab6a... build: Build with mozjs52
  944039c... js: New JSClass struct layout
  d3313b6... js: Add JSCLASS_FOREGROUND_FINALIZE flag
  bd61ea9... js: Replace JSRuntime APIs that now take JSContext
  768d3b1... js: Report warnings and errors with encoding
  70ec9b5... js: Adapt to options changes
  8b232f1... js: Adapt to misc API changes in SpiderMonkey 52
  10d7428... WIP - js: Remove JSRuntime
  6723c2a... WIP - fixup error reporting

Commits added to the branch:

  23dd55d... release: Include NEWS from 1.48.3 (*)
  588f400... package: Add checkSymbol() to check for symbol availability (*)
  ca34972... package: Add requireSymbol() method (*)
  9ba3adb... overrides: Implement Gio.ListStore[Symbol.iterator] (*)
  e606a06... tweener: Add undefined property check (*)
  c484432... modules/system.cpp: added dumpHeapComplete() method (*)
  6d63d56... release: Prepare for 1.49.2 (*)
  12acf35... js: Module exports use ES6 scope rules
  ce6eabb... tests: Root using context, not runtime
  67473b4... build: Build with mozj45
  85921ad... js: new JS_Enumerate api
  75e1f42... js: Switch from JS::NullPtr() to nullptr
  df1f28e... js: Global object is implicit in many functions
  355c738... js: JSCLASS_IMPLEMENTS_BARRIERS is now implicit
  743b753... js: Weak pointer callback API change
  114aedb... js: setProperty operations with triple result state
  4b6595c... js: New JS_IsArrayObject() API
  96eccec... js: Rename JS_InternString to JS_AtomizeAndPinString
  315e485... importer: API change in enumerate operation
  66731ef... js: Replace JS_InitReflect with JS_InitReflectParse
  ad3cd03... js: Set JSPROP_RESOLVING when defining properties
  e35c36a... modules/console: Update to js::PrintError from upstream
  0d4988a... js: Various API changes for SpiderMonkey 45
  9c5c680... coverage: Misc Javascript-side API changes
  662920b... importer: Seal import with JSPropertyDescriptor directly
  8249fd2... js: Update obsolete comments
  5725a75... js: Adapt to new JS::TraceEdge<T> API
  9d944a0... build: Build with mozjs52
  1d75733... js: New JSClass struct layout
  b14f147... js: Add JSCLASS_FOREGROUND_FINALIZE flag
  9359e0c... js: Replace JSRuntime APIs that now take JSContext
  3d5cbda... js: Report warnings and errors with encoding
  d0d35fb... js: Adapt to options changes
  58086ae... js: Adapt to misc API changes in SpiderMonkey 52
  e422c11... js: Unbarriered read while in weak ptr callback
  e815808... tests: Refactor to avoid error reporter
  5ff7e38... console: Refactor read-eval-print loop
  11bb3a6... WIP - js: Remove JSRuntime
  2ad258c... WIP - coverage: Drop support for legacy comprehensions
  6c8b27f... js: Replace error reporter callbacks

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