* Improve styles for #content-scroll-focus
* Create new class to manage and control document focus
* Use new focus class
* Add a check to prevent redundant .blur calls
* Fix history assignment on the search page
* Use clear instead of assigned
* Simplify definitions assignment
* Organize
* Fix query not being cleared
* Fix media loading
* Fix potential issue with options not being assigned
* Catch error when frameId is null, causing infinite loop
* Fix frontend construction parameters
* Only ignore nodes on non-web pages
* Fix issue where options might not be assigned on nested frontends
* Refactor default TextScanner options
* Add option to enable search only on click
* Simplify restore state assignment
* Update options context passing
* Fix empty title
* Use TextScanner to scan content inside of Display
* Rename ignoreNodes to excludeSelector(s)
* Fix options update incorrectly triggering a re-search
* Fix copy throwing an error on the search page
* Replace _onSearchQueryUpdated with _search
* Use include selector instead of exclude selector
* Pass childrenSupported as a parameter to Frontend/Popup constructors
* Remove setChildrenSupported
* Use event listener instead of function override
* Update options order
* Expand options and use object for clarity
* Fix childrenSupported not being fully propagated
* Update Display.setOptionsContext to update options
* Update how options context is updated in Popup
* Omit optionsContext for some _showPopupContent calls
* Remove extension unload
* Disable modifier keys in frontend's options context
* Update how text scanner passes modifiers to options context
* Update how options context is passed to display
* Update how display uses options context
* Update event order
* Update inputs
* Add type and cause to input info
* Update input info args
* Simplify arguments
* Update argument name
* Change order
* Use same selectors
* Use consistent stylesheet declaration
* Fix query parser not being cleared
* Set property upon load
* Don't focus for Enter key press
* Update search page styles
* Update indent and nodes
* Support dark style
* Add missing var
* Add inputs to options.scanning
* Update CSS for mouse buttons
* Update list counters
* Set up HTML/CSS
* Add input controller
* Use new inputs
* Include mouse buttons
* Update how button inputs are detected
* Add index/empty fields to the input details object
* Update none check for scanning modifier
* Remove old settings
* Remove unused global
* Add hideDelay option
* Add _clearSelection
* Use hideDelay
* Prevent repeated delayed selection clears
* Fix popup hide timer being cleared when the cursor is moved into the frame
* Create searchAt wrappers
* Add optional support for searching on the click event
* Update QueryParser to use TextScanner's searchOnClick functionality
* Move/rename searchAt
* Move pendingLookup checks
* Add 'searched' event to TextScanner
* Use common searched event for Frontend and QueryParser
* Move functions, make private
* Refactor Popup.setVisibleOverride
* Use event to observe visibility changes
* Add setAllVisibleOverride/clearAllVisibleOverride
* Add setAllVisibleOverride/clearAllVisibleOverride cross frame handlers
* Update how visibility is changed
* Wait for next frame to ensure visibility has been updated
