https://bugs.webkit.org/show_bug.cgi?id=232934

diff --git a/Source/WebKit/UIProcess/CoordinatedGraphics/DrawingAreaProxyCoordinatedGraphics.cpp b/Source/WebKit/UIProcess/CoordinatedGraphics/DrawingAreaProxyCoordinatedGraphics.cpp
index 038d9ee2f41cdeba4ae7b597311b663a58b6d629..5e828a101c0321a871b864805ad87c1588271b01 100644
--- a/Source/WebKit/UIProcess/CoordinatedGraphics/DrawingAreaProxyCoordinatedGraphics.cpp
+++ b/Source/WebKit/UIProcess/CoordinatedGraphics/DrawingAreaProxyCoordinatedGraphics.cpp
@@ -152,7 +152,7 @@ void DrawingAreaProxyCoordinatedGraphics::setBackingStoreIsDiscardable(bool isBa
 #endif
 }
 
-#if PLATFORM(GTK)
+#if PLATFORM(GTK) && USE(COORDINATED_GRAPHICS)
 void DrawingAreaProxyCoordinatedGraphics::adjustTransientZoom(double scale, FloatPoint origin)
 {
     send(Messages::DrawingArea::AdjustTransientZoom(scale, origin));
diff --git a/Source/WebKit/UIProcess/CoordinatedGraphics/DrawingAreaProxyCoordinatedGraphics.h b/Source/WebKit/UIProcess/CoordinatedGraphics/DrawingAreaProxyCoordinatedGraphics.h
index b23a45ff7d313317d8ba64fb430ebba3b6adef71..cd2634027544d9e615cfb0ac3962ffbb97c13bfb 100644
--- a/Source/WebKit/UIProcess/CoordinatedGraphics/DrawingAreaProxyCoordinatedGraphics.h
+++ b/Source/WebKit/UIProcess/CoordinatedGraphics/DrawingAreaProxyCoordinatedGraphics.h
@@ -57,7 +57,7 @@ private:
     void waitForBackingStoreUpdateOnNextPaint() override;
     void setBackingStoreIsDiscardable(bool) override;
 
-#if PLATFORM(GTK)
+#if PLATFORM(GTK) && USE(COORDINATED_GRAPHICS)
     void adjustTransientZoom(double scale, WebCore::FloatPoint origin) override;
     void commitTransientZoom(double scale, WebCore::FloatPoint origin) override;
 #endif
diff --git a/Source/WebKit/WebProcess/WebPage/CoordinatedGraphics/DrawingAreaCoordinatedGraphics.cpp b/Source/WebKit/WebProcess/WebPage/CoordinatedGraphics/DrawingAreaCoordinatedGraphics.cpp
index 33ac2e1d763105b82442ab34f5bc35406407bd89..423757848ef3081ac9aee7710bd1d56af0490bf9 100644
--- a/Source/WebKit/WebProcess/WebPage/CoordinatedGraphics/DrawingAreaCoordinatedGraphics.cpp
+++ b/Source/WebKit/WebProcess/WebPage/CoordinatedGraphics/DrawingAreaCoordinatedGraphics.cpp
@@ -486,7 +486,7 @@ void DrawingAreaCoordinatedGraphics::didUpdate()
     displayTimerFired();
 }
 
-#if PLATFORM(GTK)
+#if PLATFORM(GTK) && USE(COORDINATED_GRAPHICS)
 void DrawingAreaCoordinatedGraphics::adjustTransientZoom(double scale, FloatPoint origin)
 {
     if (!m_transientZoom) {
diff --git a/Source/WebKit/WebProcess/WebPage/CoordinatedGraphics/DrawingAreaCoordinatedGraphics.h b/Source/WebKit/WebProcess/WebPage/CoordinatedGraphics/DrawingAreaCoordinatedGraphics.h
index d8dc6df7d4d2ac6ae7e9eeffb8baadef8590cb16..c832236420ced7e15054e9ccc649a85578aa9e1a 100644
--- a/Source/WebKit/WebProcess/WebPage/CoordinatedGraphics/DrawingAreaCoordinatedGraphics.h
+++ b/Source/WebKit/WebProcess/WebPage/CoordinatedGraphics/DrawingAreaCoordinatedGraphics.h
@@ -84,7 +84,7 @@ private:
     void updateBackingStoreState(uint64_t backingStoreStateID, bool respondImmediately, float deviceScaleFactor, const WebCore::IntSize&, const WebCore::IntSize& scrollOffset) override;
     void didUpdate() override;
 
-#if PLATFORM(GTK)
+#if PLATFORM(GTK) && USE(COORDINATED_GRAPHICS)
     void adjustTransientZoom(double scale, WebCore::FloatPoint origin) override;
     void commitTransientZoom(double scale, WebCore::FloatPoint origin) override;
 #endif
diff --git a/Source/WebKit/WebProcess/WebPage/CoordinatedGraphics/LayerTreeHost.cpp b/Source/WebKit/WebProcess/WebPage/CoordinatedGraphics/LayerTreeHost.cpp
index f3304d10f728128652c33426558e4dc4f6b659b5..ca0476ff8a0395519fb32da053e1519d4c957840 100644
--- a/Source/WebKit/WebProcess/WebPage/CoordinatedGraphics/LayerTreeHost.cpp
+++ b/Source/WebKit/WebProcess/WebPage/CoordinatedGraphics/LayerTreeHost.cpp
@@ -156,7 +156,7 @@ void LayerTreeHost::layerFlushTimerFired()
 
     bool didSync = m_coordinator.flushPendingLayerChanges(flags);
 
-#if PLATFORM(GTK)
+#if PLATFORM(GTK) && USE(COORDINATED_GRAPHICS)
     // If we have an active transient zoom, we want the zoom to win over any changes
     // that WebCore makes to the relevant layers, so re-apply our changes after flushing.
     if (m_transientZoom)
@@ -453,7 +453,7 @@ void LayerTreeHost::renderNextFrame(bool forceRepaint)
     }
 }
 
-#if PLATFORM(GTK)
+#if PLATFORM(GTK) && USE(COORDINATED_GRAPHICS)
 FloatPoint LayerTreeHost::constrainTransientZoomOrigin(double scale, FloatPoint origin) const
 {
     FrameView& frameView = *m_webPage.mainFrameView();
diff --git a/Source/WebKit/WebProcess/WebPage/CoordinatedGraphics/LayerTreeHost.h b/Source/WebKit/WebProcess/WebPage/CoordinatedGraphics/LayerTreeHost.h
index 4f727e418b082eebe86711294bb0f26f9c74d7d1..b070266e9a6d46e9e4979be81822d91ce120305f 100644
--- a/Source/WebKit/WebProcess/WebPage/CoordinatedGraphics/LayerTreeHost.h
+++ b/Source/WebKit/WebProcess/WebPage/CoordinatedGraphics/LayerTreeHost.h
@@ -37,7 +37,7 @@
 #include <wtf/Forward.h>
 #include <wtf/OptionSet.h>
 #include <wtf/RunLoop.h>
-#if PLATFORM(GTK)
+#if PLATFORM(GTK) && USE(COORDINATED_GRAPHICS)
 #include <WebCore/CoordinatedGraphicsLayer.h>
 #endif
 
@@ -100,7 +100,7 @@ public:
 
     WebCore::PlatformDisplayID displayID() const { return m_displayID; }
 
-#if PLATFORM(GTK)
+#if PLATFORM(GTK) && USE(COORDINATED_GRAPHICS)
     void adjustTransientZoom(double, WebCore::FloatPoint);
     void commitTransientZoom(double, WebCore::FloatPoint);
 #endif
@@ -213,7 +213,7 @@ private:
 #endif // USE(COORDINATED_GRAPHICS)
     WebCore::PlatformDisplayID m_displayID;
 
-#if PLATFORM(GTK)
+#if PLATFORM(GTK) && USE(COORDINATED_GRAPHICS)
     bool m_transientZoom { false };
     double m_transientZoomScale { 1 };
     WebCore::FloatPoint m_transientZoomOrigin;