https://bugs.webkit.org/show_bug.cgi?id=125194

Source/WebCore:

Reviewed by Enrica Casucci.

Remove exports of nonexistent documentScale-related functions on Frame.

* WebCore.exp.in:

Source/WebKit2:

Reviewed by Enrica Casucci.

Upstream bits of removal of Frame::documentScale on iOS.

* WebProcess/WebPage/WebPage.cpp:
(WebKit::WebPage::updatePreferences): Whitespace.
* WebProcess/WebPage/ios/WebPageIOS.mm:
(WebKit::WebPage::didFinishZooming): Don't call setDocumentScale().
* WebProcess/WebPage/mac/RemoteLayerTreeDrawingArea.h: Remove minimumDocumentScale().
* WebProcess/WebPage/mac/RemoteLayerTreeDrawingArea.mm: Ditto.
(WebKit::RemoteLayerTreeDrawingArea::RemoteLayerTreeDrawingArea): We delegate page scaling on iOS.
(WebKit::RemoteLayerTreeDrawingArea::setDeviceScaleFactor):

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@160050 268f45cc-cd09-0410-ab3c-d52691b4dbfc