To reproduce: with a debug build of TOT, open the URL and drag the image outside of the window. ASSERTION FAILED: innerFrame (WebKit/WebView/WebHTMLView.m:5937 -[WebHTMLView(WebDocumentInternalProtocols) _canProcessDragWithDraggingInfo:]) Doesn't happen if the window doesn't have a scrollbar.
You actually need to move the mouse pointer over the scrollbar to hit the assert.
This is a regression from the fix for bug 8137. Specifically, EventHandler::hitTestResultAtPoint() sets the 'active' flag in the request but not the 'capturing' flag, and because of the following change in layer hit testing, it gets a null result instead of getting the document: - if (request.active && renderer()->isRenderView()) { + if (request.capturing && renderer()->isRenderView()) {
Created attachment 11923 [details] fix w/changelog
Comment on attachment 11923 [details] fix w/changelog + if (request.active || request.mouseUp && renderer()->isRenderView()) { I think you need parentheses here around the (active || mouseUp) part.
Created attachment 11924 [details] fix w/changelog doh!
Comment on attachment 11924 [details] fix w/changelog A little subtle, but seems good for now. r=me
r18327.