1 files changed, 7 insertions, 1 deletions
diff --git a/Source/WebKit2/UIProcess/DrawingAreaProxyImpl.h b/Source/WebKit2/UIProcess/DrawingAreaProxyImpl.h
index 17c7512..11e430c 100644
--- a/Source/WebKit2/UIProcess/DrawingAreaProxyImpl.h
+++ b/Source/WebKit2/UIProcess/DrawingAreaProxyImpl.h
@@ -68,10 +68,14 @@ private:
     void sendUpdateBackingStoreState(RespondImmediatelyOrNot);
     void waitForAndDispatchDidUpdateBackingStoreState();
 
+#if USE(ACCELERATED_COMPOSITING)
     void enterAcceleratedCompositingMode(const LayerTreeContext&);
     void exitAcceleratedCompositingMode();
 
     bool isInAcceleratedCompositingMode() const { return !m_layerTreeContext.isEmpty(); }
+#else
+    bool isInAcceleratedCompositingMode() const { return false; }
+#endif
 
     void discardBackingStoreSoon();
     void discardBackingStore();
@@ -85,9 +89,11 @@ private:
     // whenever our state changes in a way that will require a new backing store to be allocated.
     uint64_t m_nextBackingStoreStateID;
 
+#if USE(ACCELERATED_COMPOSITING)
     // The current layer tree context.
     LayerTreeContext m_layerTreeContext;
-    
+#endif
+
     // Whether we've sent a UpdateBackingStoreState message and are now waiting for a DidUpdateBackingStoreState message.
     // Used to throttle UpdateBackingStoreState messages so we don't send them faster than the Web process can handle.
     bool m_isWaitingForDidUpdateBackingStoreState;