Remove FramelessScrollView.

Source/web/PopupContainerClient.h

Index: Source/web/PopupContainerClient.h
diff --git a/Source/platform/scroll/FramelessScrollViewClient.h b/Source/web/PopupContainerClient.h
similarity index 86%
rename from Source/platform/scroll/FramelessScrollViewClient.h
rename to Source/web/PopupContainerClient.h
index f81bdd11a7e6524c235d4ba07a56f16084068fe5..f48272058f1e2a3a455333acc4037d65c6b6307b 100644
--- a/Source/platform/scroll/FramelessScrollViewClient.h
+++ b/Source/web/PopupContainerClient.h
@@ -28,18 +28,17 @@
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
-#ifndef FramelessScrollViewClient_h
-#define FramelessScrollViewClient_h
+#ifndef PopupContainerClient_h
+#define PopupContainerClient_h
 
 #include "platform/HostWindow.h"
-#include "platform/PlatformExport.h"
+#include "web/PopupContainer.h"
 
 namespace blink {
-class FramelessScrollView;
 
-class PLATFORM_EXPORT FramelessScrollViewClient : public HostWindow {
+class PopupContainerClient : public HostWindow {
 public:
-    virtual void popupClosed(FramelessScrollView*) = 0;
+    virtual void popupClosed(PopupContainer*) = 0;
 };
 
 } // namespace blink