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<dl class="meta">
<dt>Revision</dt> <dd><a href="http://trac.webkit.org/projects/webkit/changeset/180607">180607</a></dd>
<dt>Author</dt> <dd>simon.fraser@apple.com</dd>
<dt>Date</dt> <dd>2015-02-24 20:07:06 -0800 (Tue, 24 Feb 2015)</dd>
</dl>

<h3>Log Message</h3>
<pre>Use an enum for scrollbar style
https://bugs.webkit.org/show_bug.cgi?id=141985

Reviewed by Beth Dakin.
Source/WebCore:

Switch to an enum class for the scrollbar style (normal or overlay).

* page/ChromeClient.h:
* page/FrameView.cpp:
(WebCore::FrameView::scrollbarStyleChanged):
* page/FrameView.h:
* platform/ScrollTypes.h:
* platform/ScrollView.cpp:
(WebCore::ScrollView::scrollbarStyleChanged):
* platform/ScrollView.h:
* platform/ScrollableArea.h:
(WebCore::ScrollableArea::scrollbarStyleChanged):
* platform/mac/ScrollAnimatorMac.mm:
(WebCore::ScrollAnimatorMac::updateScrollerStyle):

Source/WebKit2:

Switch to an enum class for the scrollbar style (normal or overlay).

Sadly it still has to be passed as an int across the process boundary.

* UIProcess/PageClient.h:
* UIProcess/WebPageProxy.cpp:
(WebKit::WebPageProxy::recommendedScrollbarStyleDidChange):
* UIProcess/mac/PageClientImpl.h:
* UIProcess/mac/PageClientImpl.mm:
(WebKit::PageClientImpl::recommendedScrollbarStyleDidChange):
* WebProcess/Plugins/PDF/PDFPlugin.h:
* WebProcess/Plugins/PDF/PDFPlugin.mm:
(WebKit::PDFPlugin::scrollbarStyleChanged):
* WebProcess/WebCoreSupport/WebChromeClient.cpp:
(WebKit::WebChromeClient::recommendedScrollbarStyleDidChange):
* WebProcess/WebCoreSupport/WebChromeClient.h:</pre>

<h3>Modified Paths</h3>
<ul>
<li><a href="#trunkSourceWebCoreChangeLog">trunk/Source/WebCore/ChangeLog</a></li>
<li><a href="#trunkSourceWebCorepageChromeClienth">trunk/Source/WebCore/page/ChromeClient.h</a></li>
<li><a href="#trunkSourceWebCorepageFrameViewcpp">trunk/Source/WebCore/page/FrameView.cpp</a></li>
<li><a href="#trunkSourceWebCorepageFrameViewh">trunk/Source/WebCore/page/FrameView.h</a></li>
<li><a href="#trunkSourceWebCoreplatformScrollTypesh">trunk/Source/WebCore/platform/ScrollTypes.h</a></li>
<li><a href="#trunkSourceWebCoreplatformScrollViewcpp">trunk/Source/WebCore/platform/ScrollView.cpp</a></li>
<li><a href="#trunkSourceWebCoreplatformScrollViewh">trunk/Source/WebCore/platform/ScrollView.h</a></li>
<li><a href="#trunkSourceWebCoreplatformScrollableAreah">trunk/Source/WebCore/platform/ScrollableArea.h</a></li>
<li><a href="#trunkSourceWebCoreplatformmacScrollAnimatorMacmm">trunk/Source/WebCore/platform/mac/ScrollAnimatorMac.mm</a></li>
<li><a href="#trunkSourceWebKit2ChangeLog">trunk/Source/WebKit2/ChangeLog</a></li>
<li><a href="#trunkSourceWebKit2UIProcessPageClienth">trunk/Source/WebKit2/UIProcess/PageClient.h</a></li>
<li><a href="#trunkSourceWebKit2UIProcessWebPageProxycpp">trunk/Source/WebKit2/UIProcess/WebPageProxy.cpp</a></li>
<li><a href="#trunkSourceWebKit2UIProcessmacPageClientImplh">trunk/Source/WebKit2/UIProcess/mac/PageClientImpl.h</a></li>
<li><a href="#trunkSourceWebKit2UIProcessmacPageClientImplmm">trunk/Source/WebKit2/UIProcess/mac/PageClientImpl.mm</a></li>
<li><a href="#trunkSourceWebKit2WebProcessPluginsPDFPDFPluginh">trunk/Source/WebKit2/WebProcess/Plugins/PDF/PDFPlugin.h</a></li>
<li><a href="#trunkSourceWebKit2WebProcessPluginsPDFPDFPluginmm">trunk/Source/WebKit2/WebProcess/Plugins/PDF/PDFPlugin.mm</a></li>
<li><a href="#trunkSourceWebKit2WebProcessWebCoreSupportWebChromeClientcpp">trunk/Source/WebKit2/WebProcess/WebCoreSupport/WebChromeClient.cpp</a></li>
<li><a href="#trunkSourceWebKit2WebProcessWebCoreSupportWebChromeClienth">trunk/Source/WebKit2/WebProcess/WebCoreSupport/WebChromeClient.h</a></li>
</ul>

</div>
<div id="patch">
<h3>Diff</h3>
<a id="trunkSourceWebCoreChangeLog"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/ChangeLog (180606 => 180607)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/ChangeLog        2015-02-25 03:52:40 UTC (rev 180606)
+++ trunk/Source/WebCore/ChangeLog        2015-02-25 04:07:06 UTC (rev 180607)
</span><span class="lines">@@ -1,3 +1,25 @@
</span><ins>+2015-02-24  Simon Fraser  &lt;simon.fraser@apple.com&gt;
+
+        Use an enum for scrollbar style
+        https://bugs.webkit.org/show_bug.cgi?id=141985
+
+        Reviewed by Beth Dakin.
+
+        Switch to an enum class for the scrollbar style (normal or overlay).
+
+        * page/ChromeClient.h:
+        * page/FrameView.cpp:
+        (WebCore::FrameView::scrollbarStyleChanged):
+        * page/FrameView.h:
+        * platform/ScrollTypes.h:
+        * platform/ScrollView.cpp:
+        (WebCore::ScrollView::scrollbarStyleChanged):
+        * platform/ScrollView.h:
+        * platform/ScrollableArea.h:
+        (WebCore::ScrollableArea::scrollbarStyleChanged):
+        * platform/mac/ScrollAnimatorMac.mm:
+        (WebCore::ScrollAnimatorMac::updateScrollerStyle):
+
</ins><span class="cx"> 2015-02-24  Commit Queue  &lt;commit-queue@webkit.org&gt;
</span><span class="cx"> 
</span><span class="cx">         Unreviewed, rolling out r180599.
</span></span></pre></div>
<a id="trunkSourceWebCorepageChromeClienth"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/page/ChromeClient.h (180606 => 180607)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/page/ChromeClient.h        2015-02-25 03:52:40 UTC (rev 180606)
+++ trunk/Source/WebCore/page/ChromeClient.h        2015-02-25 04:07:06 UTC (rev 180607)
</span><span class="lines">@@ -386,7 +386,7 @@
</span><span class="cx">     virtual void postAccessibilityNotification(AccessibilityObject*, AXObjectCache::AXNotification) { }
</span><span class="cx"> 
</span><span class="cx">     virtual void notifyScrollerThumbIsVisibleInRect(const IntRect&amp;) { }
</span><del>-    virtual void recommendedScrollbarStyleDidChange(int /*newStyle*/) { }
</del><ins>+    virtual void recommendedScrollbarStyleDidChange(ScrollbarStyle) { }
</ins><span class="cx"> 
</span><span class="cx">     enum DialogType {
</span><span class="cx">         AlertDialog = 0,
</span></span></pre></div>
<a id="trunkSourceWebCorepageFrameViewcpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/page/FrameView.cpp (180606 => 180607)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/page/FrameView.cpp        2015-02-25 03:52:40 UTC (rev 180606)
+++ trunk/Source/WebCore/page/FrameView.cpp        2015-02-25 04:07:06 UTC (rev 180607)
</span><span class="lines">@@ -3486,7 +3486,7 @@
</span><span class="cx">     return frame().loader().state() != FrameStateComplete;
</span><span class="cx"> }
</span><span class="cx"> 
</span><del>-void FrameView::scrollbarStyleChanged(int newStyle, bool forceUpdate)
</del><ins>+void FrameView::scrollbarStyleChanged(ScrollbarStyle newStyle, bool forceUpdate)
</ins><span class="cx"> {
</span><span class="cx">     if (!frame().isMainFrame())
</span><span class="cx">         return;
</span></span></pre></div>
<a id="trunkSourceWebCorepageFrameViewh"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/page/FrameView.h (180606 => 180607)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/page/FrameView.h        2015-02-25 03:52:40 UTC (rev 180606)
+++ trunk/Source/WebCore/page/FrameView.h        2015-02-25 04:07:06 UTC (rev 180607)
</span><span class="lines">@@ -424,7 +424,7 @@
</span><span class="cx">     void flushAnyPendingPostLayoutTasks();
</span><span class="cx"> 
</span><span class="cx">     virtual bool shouldSuspendScrollAnimations() const override;
</span><del>-    virtual void scrollbarStyleChanged(int newStyle, bool forceUpdate) override;
</del><ins>+    virtual void scrollbarStyleChanged(ScrollbarStyle, bool forceUpdate) override;
</ins><span class="cx"> 
</span><span class="cx">     RenderBox* embeddedContentBox() const;
</span><span class="cx">     
</span></span></pre></div>
<a id="trunkSourceWebCoreplatformScrollTypesh"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/platform/ScrollTypes.h (180606 => 180607)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/platform/ScrollTypes.h        2015-02-25 03:52:40 UTC (rev 180606)
+++ trunk/Source/WebCore/platform/ScrollTypes.h        2015-02-25 04:07:06 UTC (rev 180607)
</span><span class="lines">@@ -154,6 +154,11 @@
</span><span class="cx">         ScrollbarButtonsDoubleEnd,
</span><span class="cx">         ScrollbarButtonsDoubleBoth
</span><span class="cx">     };
</span><ins>+
+    enum class ScrollbarStyle {
+        AlwaysVisible,
+        Overlay
+    };
</ins><span class="cx">     
</span><span class="cx">     enum ScrollbarOverlayStyle {
</span><span class="cx">         ScrollbarOverlayStyleDefault,
</span></span></pre></div>
<a id="trunkSourceWebCoreplatformScrollViewcpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/platform/ScrollView.cpp (180606 => 180607)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/platform/ScrollView.cpp        2015-02-25 03:52:40 UTC (rev 180606)
+++ trunk/Source/WebCore/platform/ScrollView.cpp        2015-02-25 04:07:06 UTC (rev 180607)
</span><span class="lines">@@ -1162,7 +1162,7 @@
</span><span class="cx">     return !scrollCornerRect().isEmpty();
</span><span class="cx"> }
</span><span class="cx"> 
</span><del>-void ScrollView::scrollbarStyleChanged(int, bool forceUpdate)
</del><ins>+void ScrollView::scrollbarStyleChanged(ScrollbarStyle, bool forceUpdate)
</ins><span class="cx"> {
</span><span class="cx">     if (!forceUpdate)
</span><span class="cx">         return;
</span></span></pre></div>
<a id="trunkSourceWebCoreplatformScrollViewh"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/platform/ScrollView.h (180606 => 180607)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/platform/ScrollView.h        2015-02-25 03:52:40 UTC (rev 180606)
+++ trunk/Source/WebCore/platform/ScrollView.h        2015-02-25 04:07:06 UTC (rev 180607)
</span><span class="lines">@@ -73,7 +73,7 @@
</span><span class="cx">     virtual int scrollPosition(Scrollbar*) const override;
</span><span class="cx">     WEBCORE_EXPORT virtual void setScrollOffset(const IntPoint&amp;) override;
</span><span class="cx">     virtual bool isScrollCornerVisible() const override;
</span><del>-    virtual void scrollbarStyleChanged(int newStyle, bool forceUpdate) override;
</del><ins>+    virtual void scrollbarStyleChanged(ScrollbarStyle, bool forceUpdate) override;
</ins><span class="cx"> 
</span><span class="cx">     virtual void notifyPageThatContentAreaWillPaint() const;
</span><span class="cx"> 
</span></span></pre></div>
<a id="trunkSourceWebCoreplatformScrollableAreah"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/platform/ScrollableArea.h (180606 => 180607)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/platform/ScrollableArea.h        2015-02-25 03:52:40 UTC (rev 180606)
+++ trunk/Source/WebCore/platform/ScrollableArea.h        2015-02-25 04:07:06 UTC (rev 180607)
</span><span class="lines">@@ -201,7 +201,7 @@
</span><span class="cx">     WEBCORE_EXPORT IntSize totalContentsSize() const;
</span><span class="cx"> 
</span><span class="cx">     virtual bool shouldSuspendScrollAnimations() const { return true; }
</span><del>-    virtual void scrollbarStyleChanged(int /*newStyle*/, bool /*forceUpdate*/) { }
</del><ins>+    virtual void scrollbarStyleChanged(ScrollbarStyle, bool /*forceUpdate*/) { }
</ins><span class="cx">     virtual void setVisibleScrollerThumbRect(const IntRect&amp;) { }
</span><span class="cx">     
</span><span class="cx">     // Note that this only returns scrollable areas that can actually be scrolled.
</span></span></pre></div>
<a id="trunkSourceWebCoreplatformmacScrollAnimatorMacmm"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/platform/mac/ScrollAnimatorMac.mm (180606 => 180607)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/platform/mac/ScrollAnimatorMac.mm        2015-02-25 03:52:40 UTC (rev 180606)
+++ trunk/Source/WebCore/platform/mac/ScrollAnimatorMac.mm        2015-02-25 04:07:06 UTC (rev 180607)
</span><span class="lines">@@ -1342,7 +1342,7 @@
</span><span class="cx"> 
</span><span class="cx">     // If m_needsScrollerStyleUpdate is true, then the page is restoring from the page cache, and 
</span><span class="cx">     // a relayout will happen on its own. Otherwise, we must initiate a re-layout ourselves.
</span><del>-    scrollableArea().scrollbarStyleChanged(newStyle, !m_needsScrollerStyleUpdate);
</del><ins>+    scrollableArea().scrollbarStyleChanged(newStyle == NSScrollerStyleOverlay ? ScrollbarStyle::Overlay : ScrollbarStyle::AlwaysVisible, !m_needsScrollerStyleUpdate);
</ins><span class="cx"> 
</span><span class="cx">     m_needsScrollerStyleUpdate = false;
</span><span class="cx"> }
</span></span></pre></div>
<a id="trunkSourceWebKit2ChangeLog"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebKit2/ChangeLog (180606 => 180607)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebKit2/ChangeLog        2015-02-25 03:52:40 UTC (rev 180606)
+++ trunk/Source/WebKit2/ChangeLog        2015-02-25 04:07:06 UTC (rev 180607)
</span><span class="lines">@@ -1,3 +1,27 @@
</span><ins>+2015-02-24  Simon Fraser  &lt;simon.fraser@apple.com&gt;
+
+        Use an enum for scrollbar style
+        https://bugs.webkit.org/show_bug.cgi?id=141985
+
+        Reviewed by Beth Dakin.
+        
+        Switch to an enum class for the scrollbar style (normal or overlay).
+        
+        Sadly it still has to be passed as an int across the process boundary.
+
+        * UIProcess/PageClient.h:
+        * UIProcess/WebPageProxy.cpp:
+        (WebKit::WebPageProxy::recommendedScrollbarStyleDidChange):
+        * UIProcess/mac/PageClientImpl.h:
+        * UIProcess/mac/PageClientImpl.mm:
+        (WebKit::PageClientImpl::recommendedScrollbarStyleDidChange):
+        * WebProcess/Plugins/PDF/PDFPlugin.h:
+        * WebProcess/Plugins/PDF/PDFPlugin.mm:
+        (WebKit::PDFPlugin::scrollbarStyleChanged):
+        * WebProcess/WebCoreSupport/WebChromeClient.cpp:
+        (WebKit::WebChromeClient::recommendedScrollbarStyleDidChange):
+        * WebProcess/WebCoreSupport/WebChromeClient.h:
+
</ins><span class="cx"> 2015-02-24  Chris Dumez  &lt;cdumez@apple.com&gt;
</span><span class="cx"> 
</span><span class="cx">         [Mac][WK2] ASSERTION FAILED: m_sendPort in IPC::Connection::open()
</span></span></pre></div>
<a id="trunkSourceWebKit2UIProcessPageClienth"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebKit2/UIProcess/PageClient.h (180606 => 180607)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebKit2/UIProcess/PageClient.h        2015-02-25 03:52:40 UTC (rev 180606)
+++ trunk/Source/WebKit2/UIProcess/PageClient.h        2015-02-25 04:07:06 UTC (rev 180607)
</span><span class="lines">@@ -233,7 +233,7 @@
</span><span class="cx">     virtual void dismissCorrectionPanel(WebCore::ReasonForDismissingAlternativeText) = 0;
</span><span class="cx">     virtual String dismissCorrectionPanelSoon(WebCore::ReasonForDismissingAlternativeText) = 0;
</span><span class="cx">     virtual void recordAutocorrectionResponse(WebCore::AutocorrectionResponseType, const String&amp; replacedString, const String&amp; replacementString) = 0;
</span><del>-    virtual void recommendedScrollbarStyleDidChange(int32_t newStyle) = 0;
</del><ins>+    virtual void recommendedScrollbarStyleDidChange(WebCore::ScrollbarStyle) = 0;
</ins><span class="cx">     virtual void removeNavigationGestureSnapshot() = 0;
</span><span class="cx"> 
</span><span class="cx">     virtual CGRect boundsOfLayerInLayerBackedWindowCoordinates(CALayer *) const = 0;
</span></span></pre></div>
<a id="trunkSourceWebKit2UIProcessWebPageProxycpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebKit2/UIProcess/WebPageProxy.cpp (180606 => 180607)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebKit2/UIProcess/WebPageProxy.cpp        2015-02-25 03:52:40 UTC (rev 180606)
+++ trunk/Source/WebKit2/UIProcess/WebPageProxy.cpp        2015-02-25 04:07:06 UTC (rev 180607)
</span><span class="lines">@@ -5024,7 +5024,7 @@
</span><span class="cx"> void WebPageProxy::recommendedScrollbarStyleDidChange(int32_t newStyle)
</span><span class="cx"> {
</span><span class="cx"> #if USE(APPKIT)
</span><del>-    m_pageClient.recommendedScrollbarStyleDidChange(newStyle);
</del><ins>+    m_pageClient.recommendedScrollbarStyleDidChange(static_cast&lt;WebCore::ScrollbarStyle&gt;(newStyle));
</ins><span class="cx"> #else
</span><span class="cx">     UNUSED_PARAM(newStyle);
</span><span class="cx"> #endif
</span></span></pre></div>
<a id="trunkSourceWebKit2UIProcessmacPageClientImplh"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebKit2/UIProcess/mac/PageClientImpl.h (180606 => 180607)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebKit2/UIProcess/mac/PageClientImpl.h        2015-02-25 03:52:40 UTC (rev 180606)
+++ trunk/Source/WebKit2/UIProcess/mac/PageClientImpl.h        2015-02-25 04:07:06 UTC (rev 180607)
</span><span class="lines">@@ -148,7 +148,7 @@
</span><span class="cx">     virtual String dismissCorrectionPanelSoon(WebCore::ReasonForDismissingAlternativeText) override;
</span><span class="cx">     virtual void recordAutocorrectionResponse(WebCore::AutocorrectionResponseType, const String&amp; replacedString, const String&amp; replacementString) override;
</span><span class="cx"> 
</span><del>-    virtual void recommendedScrollbarStyleDidChange(int32_t newStyle) override;
</del><ins>+    virtual void recommendedScrollbarStyleDidChange(WebCore::ScrollbarStyle) override;
</ins><span class="cx"> 
</span><span class="cx">     virtual WKView* wkView() const override { return m_wkView; }
</span><span class="cx">     virtual void intrinsicContentSizeDidChange(const WebCore::IntSize&amp; intrinsicContentSize) override;
</span></span></pre></div>
<a id="trunkSourceWebKit2UIProcessmacPageClientImplmm"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebKit2/UIProcess/mac/PageClientImpl.mm (180606 => 180607)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebKit2/UIProcess/mac/PageClientImpl.mm        2015-02-25 03:52:40 UTC (rev 180606)
+++ trunk/Source/WebKit2/UIProcess/mac/PageClientImpl.mm        2015-02-25 04:07:06 UTC (rev 180607)
</span><span class="lines">@@ -608,11 +608,11 @@
</span><span class="cx">     CorrectionPanel::recordAutocorrectionResponse(m_wkView, response, replacedString, replacementString);
</span><span class="cx"> }
</span><span class="cx"> 
</span><del>-void PageClientImpl::recommendedScrollbarStyleDidChange(int32_t newStyle)
</del><ins>+void PageClientImpl::recommendedScrollbarStyleDidChange(ScrollbarStyle newStyle)
</ins><span class="cx"> {
</span><span class="cx">     // Now re-create a tracking area with the appropriate options given the new scrollbar style
</span><span class="cx">     NSTrackingAreaOptions options = NSTrackingMouseMoved | NSTrackingMouseEnteredAndExited | NSTrackingInVisibleRect;
</span><del>-    if (newStyle == NSScrollerStyleLegacy)
</del><ins>+    if (newStyle == ScrollbarStyle::AlwaysVisible)
</ins><span class="cx">         options |= NSTrackingActiveAlways;
</span><span class="cx">     else
</span><span class="cx">         options |= NSTrackingActiveInKeyWindow;
</span></span></pre></div>
<a id="trunkSourceWebKit2WebProcessPluginsPDFPDFPluginh"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebKit2/WebProcess/Plugins/PDF/PDFPlugin.h (180606 => 180607)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebKit2/WebProcess/Plugins/PDF/PDFPlugin.h        2015-02-25 03:52:40 UTC (rev 180606)
+++ trunk/Source/WebKit2/WebProcess/Plugins/PDF/PDFPlugin.h        2015-02-25 04:07:06 UTC (rev 180607)
</span><span class="lines">@@ -194,7 +194,7 @@
</span><span class="cx">     virtual WebCore::Scrollbar* horizontalScrollbar() const override { return m_horizontalScrollbar.get(); }
</span><span class="cx">     virtual WebCore::Scrollbar* verticalScrollbar() const override { return m_verticalScrollbar.get(); }
</span><span class="cx">     virtual bool shouldSuspendScrollAnimations() const override { return false; } // If we return true, ScrollAnimatorMac will keep cycling a timer forever, waiting for a good time to animate.
</span><del>-    virtual void scrollbarStyleChanged(int newStyle, bool forceUpdate) override;
</del><ins>+    virtual void scrollbarStyleChanged(WebCore::ScrollbarStyle, bool forceUpdate) override;
</ins><span class="cx">     virtual WebCore::IntRect convertFromScrollbarToContainingView(const WebCore::Scrollbar*, const WebCore::IntRect&amp; scrollbarRect) const override;
</span><span class="cx">     virtual WebCore::IntRect convertFromContainingViewToScrollbar(const WebCore::Scrollbar*, const WebCore::IntRect&amp; parentRect) const override;
</span><span class="cx">     virtual WebCore::IntPoint convertFromScrollbarToContainingView(const WebCore::Scrollbar*, const WebCore::IntPoint&amp; scrollbarPoint) const override;
</span></span></pre></div>
<a id="trunkSourceWebKit2WebProcessPluginsPDFPDFPluginmm"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebKit2/WebProcess/Plugins/PDF/PDFPlugin.mm (180606 => 180607)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebKit2/WebProcess/Plugins/PDF/PDFPlugin.mm        2015-02-25 03:52:40 UTC (rev 180606)
+++ trunk/Source/WebKit2/WebProcess/Plugins/PDF/PDFPlugin.mm        2015-02-25 04:07:06 UTC (rev 180607)
</span><span class="lines">@@ -788,7 +788,7 @@
</span><span class="cx">     return maximumOffset;
</span><span class="cx"> }
</span><span class="cx"> 
</span><del>-void PDFPlugin::scrollbarStyleChanged(int, bool forceUpdate)
</del><ins>+void PDFPlugin::scrollbarStyleChanged(ScrollbarStyle style, bool forceUpdate)
</ins><span class="cx"> {
</span><span class="cx">     if (!forceUpdate)
</span><span class="cx">         return;
</span></span></pre></div>
<a id="trunkSourceWebKit2WebProcessWebCoreSupportWebChromeClientcpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebKit2/WebProcess/WebCoreSupport/WebChromeClient.cpp (180606 => 180607)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebKit2/WebProcess/WebCoreSupport/WebChromeClient.cpp        2015-02-25 03:52:40 UTC (rev 180606)
+++ trunk/Source/WebKit2/WebProcess/WebCoreSupport/WebChromeClient.cpp        2015-02-25 04:07:06 UTC (rev 180607)
</span><span class="lines">@@ -971,9 +971,9 @@
</span><span class="cx">     m_page-&gt;send(Messages::WebPageProxy::NotifyScrollerThumbIsVisibleInRect(scrollerThumb));
</span><span class="cx"> }
</span><span class="cx"> 
</span><del>-void WebChromeClient::recommendedScrollbarStyleDidChange(int32_t newStyle)
</del><ins>+void WebChromeClient::recommendedScrollbarStyleDidChange(ScrollbarStyle newStyle)
</ins><span class="cx"> {
</span><del>-    m_page-&gt;send(Messages::WebPageProxy::RecommendedScrollbarStyleDidChange(newStyle));
</del><ins>+    m_page-&gt;send(Messages::WebPageProxy::RecommendedScrollbarStyleDidChange(static_cast&lt;int32_t&gt;(newStyle)));
</ins><span class="cx"> }
</span><span class="cx"> 
</span><span class="cx"> Color WebChromeClient::underlayColor() const
</span></span></pre></div>
<a id="trunkSourceWebKit2WebProcessWebCoreSupportWebChromeClienth"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebKit2/WebProcess/WebCoreSupport/WebChromeClient.h (180606 => 180607)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebKit2/WebProcess/WebCoreSupport/WebChromeClient.h        2015-02-25 03:52:40 UTC (rev 180606)
+++ trunk/Source/WebKit2/WebProcess/WebCoreSupport/WebChromeClient.h        2015-02-25 04:07:06 UTC (rev 180607)
</span><span class="lines">@@ -274,7 +274,7 @@
</span><span class="cx">     virtual void dispatchViewportPropertiesDidChange(const WebCore::ViewportArguments&amp;) const override;
</span><span class="cx"> 
</span><span class="cx">     virtual void notifyScrollerThumbIsVisibleInRect(const WebCore::IntRect&amp;) override;
</span><del>-    virtual void recommendedScrollbarStyleDidChange(int32_t newStyle) override;
</del><ins>+    virtual void recommendedScrollbarStyleDidChange(WebCore::ScrollbarStyle newStyle) override;
</ins><span class="cx"> 
</span><span class="cx">     virtual WebCore::Color underlayColor() const override;
</span><span class="cx"> 
</span></span></pre>
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