Assigning to the concern owner from Find it results --
The result is a list of CLs that change the crashed files. 

Author: varkha
Project: chromium
Changelist: https://chromium.googlesource.com/chromium/src/+/3189d914bae27b9194aa9de802f2c55ae83632ea
Time: Wed Dec 21 04:40:03 2016
File wm_shelf.cc is changed in this cl (and is part of stack frame #2, "ash::WmShelf::GetScreenBoundsOfItemIconForWindow")
Minimum distance from crash line to modified line: 52. (file: wm_shelf.cc, crashed on: 230, modified: 178). 

Author: jamescook
Project: chromium
Changelist: https://chromium.googlesource.com/chromium/src/+/7f99e933e595824281102ff6737075dccbbc4d5c
Time: Tue Dec 20 18:10:35 2016
File shelf_widget.cc is changed in this cl (and is part of stack frame #1, "ash::ShelfWidget::GetScreenBoundsOfItemIconForWindow")
Minimum distance from crash line to modified line: 59. (file: shelf_widget.cc, crashed on: 398, modified: 339).

@varkha -- Could you please look into the issue, kindly re-assign if this is not related to your changes.
Thank You.

ClusterFuzz has detected this issue as fixed in range 441984:442831.

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=4949364960395264

Fuzzer: webDEViL_webgl
Job Type: linux_asan_chrome_chromeos
Platform Id: linux

Crash Type: UNKNOWN READ
Crash Address: 0x000000000220
Crash State:
  ash::ShelfView::GetIdealBoundsOfItemIcon
  ash::ShelfWidget::GetScreenBoundsOfItemIconForWindow
  ash::WmShelf::GetScreenBoundsOfItemIconForWindow
  
Sanitizer: address (ASAN)

Regressed: https://cluster-fuzz.appspot.com/revisions?job=linux_asan_chrome_chromeos&range=439820:440026
Fixed: https://cluster-fuzz.appspot.com/revisions?job=linux_asan_chrome_chromeos&range=441984:442831

Minimized Testcase (0.00 Kb): https://cluster-fuzz.appspot.com/download/AMIfv94BkfNJplg06qAQfx5ZkS1MtY4ZJYn2zrwbVB5Ey0ysoebtD_zUeBGQnTRJ6Uqf3Uii_tZVOlUZw3h_JQu2OwQWhfeKjZLwjMtdwQVIqfFRUqPfegfaa__477cxASjWWM7WgZMvr_zIKz3beX1SdJel6OcI3khxNRu9nnezhbimOWLre-2koYIBqxnKOm3QBf4vCO6lU5rBh6U4PBpWH4H4RWsZX5eN5VZYa-7alg326O4ljPF-vFWR2drYI-FvuqOHySwDez0z8mXaIgyiGeewOtoF3d3C_8hVLIkHqqD7ySIzRNPLxV0fQfbuAb6vt1-Rze31EZt35fpHJVXd8_JlDsSQd9gY-cJZ4ubpsDCq9567ziSEfN0XTg-BplEfaQ2JA_-83aVKm_nO_fnYU0n1Ds0sPA?testcase_id=4949364960395264

Additional requirements: Requires Gestures

See https://dev.chromium.org/Home/chromium-security/bugs/reproducing-clusterfuzz-bugs for more information.

If you suspect that the result above is incorrect, try re-doing that job on the test case report page.

ClusterFuzz testcase 4949364960395264 is verified as fixed, so closing issue.

If this is incorrect, please add ClusterFuzz-Wrong label and re-open the issue.