Clicks happen too often to completely disable the BasicBlockAnnotator on each click. Currently, this provides a sub par user experience. Instead, it should be disabled on drag events.
<rdar://problem/19568455>
fixed in: https://bugs.webkit.org/show_bug.cgi?id=140987 Turns out we don't need to disable on drag events either since switching to the new style for showing unexecuted code ranges.