shouldOpenPickerWithF4Key 419 Source/core/html/forms/BaseMultipleFieldsDateAndTimeInputType.cpp && ((event->keyIdentifier() == "Down" && event->getModifierState("Alt")) || (RenderTheme::theme().shouldOpenPickerWithF4Key() && event->keyIdentifier() == "F4"))) { shouldOpenPickerWithF4Key 196 Source/core/rendering/RenderTheme.h virtual bool shouldOpenPickerWithF4Key() const; shouldOpenPickerWithF4Key 86 Source/core/rendering/RenderThemeChromiumDefault.h virtual bool shouldOpenPickerWithF4Key() const OVERRIDE;