Bugzilla

[Tracking Requested - why for this release]:

Central as Beta: https://treeherder.mozilla.org/#/jobs?repo=try&selectedJob=258644109&revision=afb90a351f555e2fe80f843b1a86fda495cc543a&searchStr=browser%2Cchrome

Failure log: https://treeherder.mozilla.org/logviewer.html#?job_id=258644109&repo=try

```
[task 2019-07-27T13:06:03.812Z] 13:06:03     INFO - Closing bookmarks menu
[task 2019-07-27T13:06:03.812Z] 13:06:03     INFO - Leaving test bound testOverflowingBookmarksButtonContextMenu
[task 2019-07-27T13:06:03.812Z] 13:06:03     INFO - Entering test bound testOverflowingBookmarksItemsContextMenu
[task 2019-07-27T13:06:03.812Z] 13:06:03     INFO - Ensuring panel is ready.
[task 2019-07-27T13:06:03.812Z] 13:06:03     INFO - Buffered messages logged at 13:05:20
[task 2019-07-27T13:06:03.812Z] 13:06:03     INFO - Waiting for context menu on personal-bookmarks
[task 2019-07-27T13:06:03.812Z] 13:06:03     INFO - Buffered messages finished
[task 2019-07-27T13:06:03.812Z] 13:06:03     INFO - TEST-UNEXPECTED-FAIL | browser/components/customizableui/test/browser_984455_bookmarks_items_reparenting.js | Test timed out - 
[task 2019-07-27T13:06:03.812Z] 13:06:03     INFO - GECKO(1826) | MEMORY STAT | vsize 7783MB | residentFast 484MB | heapAllocated 130MB
[task 2019-07-27T13:06:03.812Z] 13:06:03     INFO - TEST-OK | browser/components/customizableui/test/browser_984455_bookmarks_items_reparenting.js | took 45035ms
[task 2019-07-27T13:06:03.812Z] 13:06:03     INFO - checking window state
[task 2019-07-27T13:06:03.813Z] 13:06:03     INFO - GECKO(1826) | JavaScript error: resource://testing-common/PromiseTestUtils.jsm, line 112: uncaught exception: Object
[task 2019-07-27T13:06:03.813Z] 13:06:03     INFO - TEST-START | browser/components/customizableui/test/browser_985815_propagate_setToolbarVisibility.js
[task 2019-07-27T13:06:03.813Z] 13:06:03     INFO - Not taking screenshot here: see the one that was previously logged
[task 2019-07-27T13:06:03.813Z] 13:06:03     INFO - Buffered messages logged at 13:06:03
[task 2019-07-27T13:06:03.813Z] 13:06:03     INFO - Entering test bound 
[task 2019-07-27T13:06:03.813Z] 13:06:03     INFO - Buffered messages finished
[task 2019-07-27T13:06:03.813Z] 13:06:03     INFO - TEST-UNEXPECTED-FAIL | browser/components/customizableui/test/browser_985815_propagate_setToolbarVisibility.js | Should start in default state. - 
[task 2019-07-27T13:06:03.813Z] 13:06:03     INFO - Stack trace:
[task 2019-07-27T13:06:03.813Z] 13:06:03     INFO - chrome://mochikit/content/browser-test.js:test_ok:1576
[task 2019-07-27T13:06:03.813Z] 13:06:03     INFO - chrome://mochitests/content/browser/browser/components/customizableui/test/browser_985815_propagate_setToolbarVisibility.js:null:8
[task 2019-07-27T13:06:03.813Z] 13:06:03     INFO - chrome://mochikit/content/browser-test.js:Tester_execTest/<:1346
[task 2019-07-27T13:06:03.813Z] 13:06:03     INFO - chrome://mochikit/content/browser-test.js:Tester_execTest:1381
[task 2019-07-27T13:06:03.813Z] 13:06:03     INFO - chrome://mochikit/content/browser-test.js:nextTest/<:1209
[task 2019-07-27T13:06:03.813Z] 13:06:03     INFO - chrome://mochikit/content/tests/SimpleTest/SimpleTest.js:SimpleTest.waitForFocus/waitForFocusInner/focusedOrLoaded/<:803
[task 2019-07-27T13:06:03.813Z] 13:06:03     INFO - Console message: [JavaScript Error: "uncaught exception: Object" {file: "resource://testing-common/PromiseTestUtils.jsm" line: 112}]
[task 2019-07-27T13:06:03.867Z] 13:06:03     INFO - Console message: OpenGL compositor Initialized Succesfully.
[task 2019-07-27T13:06:03.867Z] 13:06:03     INFO - Version: 2.1 INTEL-12.9.22
[task 2019-07-27T13:06:03.867Z] 13:06:03     INFO - Vendor: Intel Inc.
[task 2019-07-27T13:06:03.867Z] 13:06:03     INFO - Renderer: Intel Iris OpenGL Engine
[task 2019-07-27T13:06:03.867Z] 13:06:03     INFO - FBO Texture Target: TEXTURE_2D
[task 2019-07-27T13:06:04.199Z] 13:06:04     INFO - Not taking screenshot here: see the one that was previously logged
[task 2019-07-27T13:06:04.200Z] 13:06:04     INFO - TEST-UNEXPECTED-FAIL | browser/components/customizableui/test/browser_985815_propagate_setToolbarVisibility.js | Reset button should be disabled - 
[task 2019-07-27T13:06:04.200Z] 13:06:04     INFO - Stack trace:
[task 2019-07-27T13:06:04.200Z] 13:06:04     INFO - chrome://mochikit/content/browser-test.js:test_ok:1576
[task 2019-07-27T13:06:04.201Z] 13:06:04     INFO - chrome://mochitests/content/browser/browser/components/customizableui/test/browser_985815_propagate_setToolbarVisibility.js:null:14
[task 2019-07-27T13:06:04.217Z] 13:06:04     INFO - TEST-PASS | browser/components/customizableui/test/browser_985815_propagate_setToolbarVisibility.js | Toolbar should be uncollapsed in private window - 
[task 2019-07-27T13:06:04.217Z] 13:06:04     INFO - TEST-PASS | browser/components/customizableui/test/browser_985815_propagate_setToolbarVisibility.js | Toolbar should be uncollapsed in normal window - 
[task 2019-07-27T13:06:04.217Z] 13:06:04     INFO - TEST-PASS | browser/components/customizableui/test/browser_985815_propagate_setToolbarVisibility.js | Reset button should be enabled - 
[task 2019-07-27T13:06:04.349Z] 13:06:04     INFO - TEST-PASS | browser/components/customizableui/test/browser_985815_propagate_setToolbarVisibility.js | Toolbar should be collapsed in private window - 
[task 2019-07-27T13:06:04.350Z] 13:06:04     INFO - TEST-PASS | browser/components/customizableui/test/browser_985815_propagate_setToolbarVisibility.js | Toolbar should be collapsed in normal window - 
[task 2019-07-27T13:06:04.350Z] 13:06:04     INFO - TEST-PASS | browser/components/customizableui/test/browser_985815_propagate_setToolbarVisibility.js | Reset button should be disabled - 
[task 2019-07-27T13:06:04.559Z] 13:06:04     INFO - Leaving test bound 
```