Support scroll up and down to zoom TimelineOverview.
Created attachment 219499 [details] Patch
Created attachment 219546 [details] Patch
Comment on attachment 219546 [details] Patch View in context: https://bugs.webkit.org/attachment.cgi?id=219546&action=review r=me > Source/WebInspectorUI/UserInterface/TimelineOverview.js:169 > + var deviceDirection = event.webkitDirectionInvertedFromDevice ? -1 : 1; Does this match Instruments / OS X Maps? As long as we are consistent with something in the system =).
*** Bug 14378 has been marked as a duplicate of this bug. ***
<rdar://problem/15852729>
https://trac.webkit.org/changeset/162409