1 files changed, 6 insertions, 1 deletions
diff --git a/Source/WebKit2/UIProcess/PageViewportControllerClient.h b/Source/WebKit2/UIProcess/PageViewportControllerClient.h
index 3d91b9aac..7b05ea854 100644
--- a/Source/WebKit2/UIProcess/PageViewportControllerClient.h
+++ b/Source/WebKit2/UIProcess/PageViewportControllerClient.h
@@ -23,6 +23,11 @@
 
 #include <wtf/Noncopyable.h>
 
+namespace WebCore {
+class FloatPoint;
+class IntSize;
+}
+
 namespace WebKit {
 
 class PageViewportController;
@@ -37,7 +42,7 @@ public:
     virtual void setContentsScale(float, bool treatAsInitialValue) = 0;
 
     virtual void didResumeContent() = 0;
-    virtual void didChangeContentsSize() = 0;
+    virtual void didChangeContentsSize(const WebCore::IntSize&) = 0;
     virtual void didChangeVisibleContents() = 0;
     virtual void didChangeViewportAttributes() = 0;