reporter:pkl@google.com

Magic Signature: FullscreenMediator::FullscreenModelProgressUpdated

Crash link: https://crash.corp.google.com//browse?q=reportid%3D'e704253e0a1ae13e'%20AND%20custom_data.ChromeCrashProto.magic_signature_1.name%3D'FullscreenMediator%3A%3AFullscreenModelProgressUpdated'&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 : FullscreenMediator::FullscreenModelProgressUpdated
Product Version: 65.0.3288.0
Process type: 
Report ID: e704253e0a1ae13e
Report Url: https://crash.corp.google.com/e704253e0a1ae13e
Report Time: 2017-12-08T18:59:44-08:00
Upload Time: 2017-12-09T07:38:21.714-08:00
Uptime: 10000 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: 48%. Thread id: 771.
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0x0000000183d66364 (CoreFoundation + 0x00146364)	__exceptionPreprocess
0x0000000182fac524 (libobjc.A.dylib + 0x00008524)	objc_exception_throw
0x0000000183d662a8 (CoreFoundation + 0x001462a8)	+[NSException raise:format:]
0x000000018df1fd40 (UIKit + 0x00ce7d40)	
0x000000018df2014c (UIKit + 0x00ce814c)	
0x000000018df20248 (UIKit + 0x00ce8248)	
0x0000000104ba1d40 (Chrome - fullscreen_mediator.mm: 42)	FullscreenMediator::FullscreenModelProgressUpdated(FullscreenModel*)
0x0000000104ba2a4c (Chrome - fullscreen_model.mm: 114)	FullscreenModel::SetProgress(double)
0x0000000183d6dccc (CoreFoundation + 0x0014dccc)	__invoking___
0x0000000183c4c568 (CoreFoundation + 0x0002c568)	-[NSInvocation invoke]
0x0000000183c51018 (CoreFoundation + 0x00031018)	-[NSInvocation invokeWithTarget:]
0x0000000104fbb7e4 (Chrome - crb_protocol_observers.mm: 169)	-[CRBProtocolObservers forwardInvocation:]
0x0000000183d6ba18 (CoreFoundation + 0x0014ba18)	___forwarding___
0x0000000183c50ec8 (CoreFoundation + 0x00030ec8)	_CF_forwarding_prep_0
0x0000000183d6dccc (CoreFoundation + 0x0014dccc)	__invoking___
0x0000000183c4c568 (CoreFoundation + 0x0002c568)	-[NSInvocation invoke]
0x0000000183c51018 (CoreFoundation + 0x00031018)	-[NSInvocation invokeWithTarget:]
0x0000000104b9ac10 (Chrome - chrome_broadcaster.mm: 287)	-[ChromeBroadcaster observeValueForKeyPath:ofObject:change:context:]
0x000000018466e890 (Foundation + 0x00019890)	
0x000000018466e3b8 (Foundation + 0x000193b8)	
0x0000000184727f18 (Foundation + 0x000d2f18)	
0x000000018466d854 (Foundation + 0x00018854)	
0x0000000184724e80 (Foundation + 0x000cfe80)	
0x0000000104e59e44 (Chrome - main_content_ui_state.mm: 82)	-[MainContentUIStateUpdater scrollViewDidScrollToOffset:]
0x0000000104e5a4a0 (Chrome - web_scroll_view_main_content_ui_forwarder.mm: 84)	-[WebScrollViewMainContentUIForwarder webViewScrollViewDidScroll:]
0x0000000183d6dccc (CoreFoundation + 0x0014dccc)	__invoking___
0x0000000183c4c568 (CoreFoundation + 0x0002c568)	-[NSInvocation invoke]
0x0000000183c51018 (CoreFoundation + 0x00031018)	-[NSInvocation invokeWithTarget:]
0x0000000104fbb7e4 (Chrome - crb_protocol_observers.mm: 169)	-[CRBProtocolObservers forwardInvocation:]
0x0000000183d6ba18 (CoreFoundation + 0x0014ba18)	___forwarding___
0x0000000183c50ec8 (CoreFoundation + 0x00030ec8)	_CF_forwarding_prep_0
0x0000000104931638 (Chrome - crw_web_view_scroll_view_proxy.mm: 215)	-[CRWWebViewScrollViewProxy scrollViewDidScroll:]
0x0000000183d6dccc (CoreFoundation + 0x0014dccc)	__invoking___
0x0000000183c4c568 (CoreFoundation + 0x0002c568)	-[NSInvocation invoke]
0x0000000183c51018 (CoreFoundation + 0x00031018)	-[NSInvocation invokeWithTarget:]
0x00000001930eed74 (WebKit + 0x002ebd74)	-[WKScrollViewDelegateForwarder forwardInvocation:]
0x0000000183d6ba18 (CoreFoundation + 0x0014ba18)	___forwarding___
0x0000000183c50ec8 (CoreFoundation + 0x00030ec8)	_CF_forwarding_prep_0
0x000000018d548054 (UIKit + 0x00310054)	
0x000000018d265eb0 (UIKit + 0x0002deb0)	
0x000000018d3d0ca4 (UIKit + 0x00198ca4)	
0x000000018d8e4ccc (UIKit + 0x006acccc)	
0x000000018d8e92c0 (UIKit + 0x006b12c0)	
0x000000018d3c1aa4 (UIKit + 0x00189aa4)	
0x000000018d278c34 (UIKit + 0x00040c34)	
0x000000018d8d2b30 (UIKit + 0x0069ab30)	
0x000000018d8d26a0 (UIKit + 0x0069a6a0)	
0x000000018d8d17fc (UIKit + 0x006997fc)	
0x000000018d276f40 (UIKit + 0x0003ef40)	
0x000000018d247f60 (UIKit + 0x0000ff60)	
0x000000018db9d318 (UIKit + 0x00965318)	
0x000000018db9f8a4 (UIKit + 0x009678a4)	
0x000000018db987bc (UIKit + 0x009607bc)	
0x0000000183d0e978 (CoreFoundation + 0x000ee978)	__CFRUNLOOP_IS_CALLING_OUT_TO_A_SOURCE0_PERFORM_FUNCTION__
0x0000000183d0e8f8 (CoreFoundation + 0x000ee8f8)	__CFRunLoopDoSource0
0x0000000183d0e180 (CoreFoundation + 0x000ee180)	__CFRunLoopDoSources0
0x0000000183d0bd58 (CoreFoundation + 0x000ebd58)	__CFRunLoopRun
0x0000000183c2be54 (CoreFoundation + 0x0000be54)	CFRunLoopRunSpecific
0x0000000185ad8f80 (GraphicsServices + 0x0000af80)	GSEventRunModal
0x000000018d2ab678 (UIKit + 0x00073678)	
0x000000010488aeac (Chrome - chrome_exe_main.mm: 55)	main
0x0000000183748568 (libdyld.dylib + 0x00001568)