reporter:pkl@google.com

Magic Signature: FullscreenController::RemoveObserver

Crash link: https://crash.corp.google.com//browse?q=reportid%3D'62a0f8d6a654da9f'%20AND%20custom_data.ChromeCrashProto.magic_signature_1.name%3D'FullscreenController%3A%3ARemoveObserver'&sql_dialect=googlesql&ignore_case=false&enable_rewrite=true&omit_field_name=&omit_field_value=&omit_field_opt=%3D#3

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Sample Report
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Product name: Chrome_iOS
Magic Signature : FullscreenController::RemoveObserver
Product Version: 65.0.3289.0
Process type: 
Report ID: 62a0f8d6a654da9f
Report Url: https://crash.corp.google.com/62a0f8d6a654da9f
Report Time: 2017-12-09T08:30:13-08:00
Upload Time: 2017-12-09T08:38:49.775-08:00
Uptime: 323000 ms
CumulativeProductUptime: 0 ms
OS Name: iOS
OS Version: 11.2.0 15C114
CPU Architecture: arm64
CPU Info: 

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Crashing thread: Thread index: 0. Stack Quality: 54%. Thread id: 771.
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0x00000001026ff07c (Chrome - memory: 2581)	FullscreenController::RemoveObserver(FullscreenControllerObserver*)
0x00000001026d40d8 (Chrome - legacy_toolbar_coordinator.mm: 80)	-[LegacyToolbarCoordinator stop]
0x0000000102a3e9bc (Chrome - browser_view_controller.mm: 2657)	-[BrowserViewController shutdown]
0x0000000102b8a7b8 (Chrome - browser_view_wrangler.mm: 112)	-[BrowserViewWrangler setMainBVC:]
0x0000000102b8b5d4 (Chrome - browser_view_wrangler.mm: 341)	-[BrowserViewWrangler shutdown]
0x00000001024a6c0c (Chrome - main_controller.mm: 909)	-[MainController stopChromeMain]
0x000000010268335c (Chrome - app_state.mm: 417)	-[AppState applicationWillTerminate:applicationNavigation:]
0x00000001024a4ee4 (Chrome - main_application_delegate.mm: 146)	-[MainApplicationDelegate applicationWillTerminate:]
0x000000018d2ceee8 (UIKit + 0x00096ee8)	
0x000000018d749960 (UIKit + 0x00511960)	
0x000000018d4b5b38 (UIKit + 0x0027db38)	
0x000000018d4a8eec (UIKit + 0x00270eec)	
0x000000018d23a548 (UIKit + 0x00002548)	
0x0000000183d0ded8 (CoreFoundation + 0x000eded8)	__CFRUNLOOP_IS_CALLING_OUT_TO_AN_OBSERVER_CALLBACK_FUNCTION__
0x0000000183d0b890 (CoreFoundation + 0x000eb890)	__CFRunLoopDoObservers
0x0000000183d0be4c (CoreFoundation + 0x000ebe4c)	__CFRunLoopRun
0x0000000183c2be54 (CoreFoundation + 0x0000be54)	CFRunLoopRunSpecific
0x0000000185ad8f80 (GraphicsServices + 0x0000af80)	GSEventRunModal
0x000000018d2ab678 (UIKit + 0x00073678)	
0x00000001024a426c (Chrome - chrome_exe_main.mm: 55)	main
0x0000000183748568 (libdyld.dylib + 0x00001568)