[Webkit-unassigned] [Bug 210530] New: ASSERTION FAILED: !selectionToDelete.isNone() in TypingCommand::forwardDeleteKeyPressed when deleting a UserSelect::None element.

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=210530

            Bug ID: 210530
           Summary: ASSERTION FAILED: !selectionToDelete.isNone() in
                    TypingCommand::forwardDeleteKeyPressed when deleting a
                    UserSelect::None element.
           Product: WebKit
           Version: WebKit Nightly Build
          Hardware: All
                OS: All
            Status: NEW
          Keywords: InRadar
          Severity: Normal
          Priority: P2
         Component: HTML Editing
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: shihchieh_lee at apple.com
                CC: wenson_hsieh at apple.com

<rdar://58591480>

ASSERTION FAILED: !selectionToDelete.isNone()
./editing/TypingCommand.cpp(853) : void WebCore::TypingCommand::forwardDeleteKeyPressed(WebCore::TextGranularity, bool)
1   0x108235b79 WTFCrash
2   0x12d255f30 PAL::SOAuthorizationHintsFunction()
3   0x1341c43a0 WebCore::TypingCommand::forwardDeleteKeyPressed(WebCore::TextGranularity, bool)
4   0x1341c7012 WebCore::TypingCommand::doApply()
5   0x133f968fb WebCore::CompositeEditCommand::apply()
6   0x1341c289f WebCore::TypingCommand::forwardDeleteKeyPressed(WebCore::Document&, unsigned int, WebCore::TextGranularity)
7   0x1340bd46a WebCore::executeForwardDelete(WebCore::Frame&, WebCore::Event*, WebCore::EditorCommandSource, WTF::String const&)
8   0x134052c65 WebCore::Editor::Command::execute(WTF::String const&, WebCore::Event*) const
9   0x1339c6faa WebCore::Document::execCommand(WTF::String const&, bool, WTF::String const&)
10  0x12e8ea402 WebCore::jsDocumentPrototypeFunctionExecCommandBody(JSC::JSGlobalObject*, JSC::CallFrame*, WebCore::JSDocument*, JSC::ThrowScope&)

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