viewStateDidChange should always fully update ViewState
https://bugs.webkit.org/show_bug.cgi?id=133159

Reviewed by Anders Carlson.

Currently WebPageProxy::viewStateDidChange is passed a mask of bits to update.

This has the following negative consequences:
 – WKWebView implicitly requires more detailed knowledge of the internal implementation of the PageClient.
 – Updates may unnecessarily be split over multiple IPC messages.
 – In order to support partial updates we make multiple virtual function calls to PageClient, which then makes duplicate objc calls.

Better to just always update the entire ViewState.

* UIProcess/API/Cocoa/WKWebView.mm:
(-[WKWebView didMoveToWindow]):
    - removed argument to viewStateDidChange.
* UIProcess/API/gtk/PageClientImpl.cpp:
(WebKit::PageClientImpl::viewState):
(WebKit::PageClientImpl::isViewWindowActive): Deleted.
(WebKit::PageClientImpl::isViewFocused): Deleted.
(WebKit::PageClientImpl::isViewVisible): Deleted.
(WebKit::PageClientImpl::isViewInWindow): Deleted.
* UIProcess/API/gtk/PageClientImpl.h:
    - merged isViewWindowActive/isViewFocused/isViewVisible/isViewInWindow to viewState.
* UIProcess/API/mac/WKView.mm:
(-[WKView becomeFirstResponder]):
(-[WKView resignFirstResponder]):
(-[WKView viewDidMoveToWindow]):
(-[WKView _windowDidBecomeKey:]):
(-[WKView _windowDidResignKey:]):
(-[WKView _windowDidMiniaturize:]):
(-[WKView _windowDidDeminiaturize:]):
(-[WKView _windowDidOrderOffScreen:]):
(-[WKView _windowDidOrderOnScreen:]):
(-[WKView _windowDidChangeOcclusionState:]):
(-[WKView viewDidHide]):
(-[WKView viewDidUnhide]):
(-[WKView _activeSpaceDidChange:]):
(-[WKView _setThumbnailView:]):
(-[WKView endDeferringViewInWindowChanges]):
(-[WKView endDeferringViewInWindowChangesSync]):
    - removed argument to viewStateDidChange.
* UIProcess/CoordinatedGraphics/WebView.cpp:
(WebKit::WebView::viewState):
(WebKit::WebView::isViewWindowActive): Deleted.
(WebKit::WebView::isViewFocused): Deleted.
(WebKit::WebView::isViewVisible): Deleted.
(WebKit::WebView::isViewInWindow): Deleted.
* UIProcess/CoordinatedGraphics/WebView.h:
    - merged isViewWindowActive/isViewFocused/isViewVisible/isViewInWindow to viewState.
* UIProcess/PageClient.h:
(WebKit::PageClient::isViewVisibleOrOccluded): Deleted.
(WebKit::PageClient::isVisuallyIdle): Deleted.
    - merged isViewVisibleOrOccluded/isVisuallyIdle to subclass viewState methods.
* UIProcess/WebPageProxy.cpp:
(WebKit::WebPageProxy::WebPageProxy):
(WebKit::WebPageProxy::reattachToWebProcess):
    - updateViewState -> PageClient::viewState
(WebKit::WebPageProxy::viewStateDidChange):
    - argument removed; updateViewState -> PageClient::viewState.
(WebKit::WebPageProxy::setCursor):
    - call isViewWindowActive on WebPageProxy, rather than PageClient.
(WebKit::WebPageProxy::updateBackingStoreDiscardableState):
    - call isViewWindowActive on WebPageProxy, rather than PageClient.
(WebKit::WebPageProxy::updateViewState): Deleted.
    - removed - viewState method moved to PageClient.
* UIProcess/WebPageProxy.h:
(WebKit::WebPageProxy::isViewWindowActive):
    - added missing implementation.
(WebKit::WebPageProxy::isViewVisible):
    - removed argument to viewStateDidChange.
* UIProcess/WebProcessProxy.cpp:
(WebKit::WebProcessProxy::windowServerConnectionStateChanged):
    - removed argument to viewStateDidChange.
* UIProcess/ios/PageClientImplIOS.h:
* UIProcess/ios/PageClientImplIOS.mm:
(WebKit::PageClientImpl::viewState):
(WebKit::PageClientImpl::isViewWindowActive): Deleted.
(WebKit::PageClientImpl::isViewFocused): Deleted.
(WebKit::PageClientImpl::isViewVisible): Deleted.
(WebKit::PageClientImpl::isViewInWindow): Deleted.
(WebKit::PageClientImpl::isViewVisibleOrOccluded): Deleted.
(WebKit::PageClientImpl::isVisuallyIdle): Deleted.
    - merged isViewWindowActive/isViewFocused/isViewVisible/isViewInWindow to viewState.
* UIProcess/ios/WKContentView.mm:
(-[WKContentView didMoveToWindow]):
(-[WKContentView _applicationDidEnterBackground:]):
(-[WKContentView _applicationWillEnterForeground:]):
    - removed argument to viewStateDidChange.
* UIProcess/mac/PageClientImpl.h:
* UIProcess/mac/PageClientImpl.mm:
(WebKit::PageClientImpl::viewState):
(WebKit::PageClientImpl::showCorrectionPanel):
(WebKit::PageClientImpl::showDictationAlternativeUI):
(WebKit::PageClientImpl::isViewWindowActive): Deleted.
(WebKit::PageClientImpl::isViewFocused): Deleted.
(WebKit::PageClientImpl::isViewVisibleOrOccluded): Deleted.
(WebKit::PageClientImpl::isVisuallyIdle): Deleted.
    - merged isViewWindowActive/isViewFocused/isViewVisible/isViewInWindow to viewState.



git-svn-id: http://svn.webkit.org/repository/webkit/trunk@169439 268f45cc-cd09-0410-ab3c-d52691b4dbfc
17 files changed