[WK2] Use the page background color instead of white when swipe snapshots were purged...
authortimothy_horton@apple.com <timothy_horton@apple.com@268f45cc-cd09-0410-ab3c-d52691b4dbfc>
Tue, 24 Jun 2014 00:03:15 +0000 (00:03 +0000)
committertimothy_horton@apple.com <timothy_horton@apple.com@268f45cc-cd09-0410-ab3c-d52691b4dbfc>
Tue, 24 Jun 2014 00:03:15 +0000 (00:03 +0000)
commit85d132385e1917722ce6e25fa2f56998639dfa8c
tree548d44517b64d640daa9b1fb3316584a15ed9735
parent0dd7b6329accf4eb41a83cbc6c204392be32ddca
[WK2] Use the page background color instead of white when swipe snapshots were purged (134218)
https://bugs.webkit.org/show_bug.cgi?id=134218
<rdar://problem/17426454>

Reviewed by Benjamin Poulain.

* UIProcess/API/Cocoa/WKWebView.mm:
(-[WKWebView _updateScrollViewBackground]):
(-[WKWebView WebKit::]):
* UIProcess/API/mac/WKView.mm:
(-[WKView _takeViewSnapshot]):
* UIProcess/ios/ViewGestureControllerIOS.mm:
(WebKit::ViewGestureController::beginSwipeGesture):
* UIProcess/mac/ViewGestureControllerMac.mm:
(WebKit::ViewGestureController::shouldUseSnapshotForSize):
(WebKit::ViewGestureController::beginSwipeGesture):
(WebKit::ViewGestureController::retrieveSnapshotForItem): Deleted.
* UIProcess/mac/ViewSnapshotStore.h:
Store a color along with each snapshot.
Set the background color of the swipe snapshot layer accordingly.

* WebCore.exp.in:

git-svn-id: https://svn.webkit.org/repository/webkit/trunk@170335 268f45cc-cd09-0410-ab3c-d52691b4dbfc
Source/WebCore/ChangeLog
Source/WebCore/WebCore.exp.in
Source/WebKit2/ChangeLog
Source/WebKit2/UIProcess/API/Cocoa/WKWebView.mm
Source/WebKit2/UIProcess/API/mac/WKView.mm
Source/WebKit2/UIProcess/ios/ViewGestureControllerIOS.mm
Source/WebKit2/UIProcess/mac/ViewGestureController.h
Source/WebKit2/UIProcess/mac/ViewGestureControllerMac.mm
Source/WebKit2/UIProcess/mac/ViewSnapshotStore.h