1 files changed, 10 insertions, 7 deletions

diff --git a/src/3rdparty/webkit/WebCore/page/EventHandler.cpp b/src/3rdparty/webkit/WebCore/page/EventHandler.cpp
index 1075e72..4e97aba 100644
--- a/src/3rdparty/webkit/WebCore/page/EventHandler.cpp
+++ b/src/3rdparty/webkit/WebCore/page/EventHandler.cpp
@@ -127,10 +127,12 @@ inline bool EventHandler::eventLoopHandleMouseUp(const MouseEventWithHitTestResu
     return false;
 }
 
+#if ENABLE(DRAG_SUPPORT)
 inline bool EventHandler::eventLoopHandleMouseDragged(const MouseEventWithHitTestResults&)
 {
     return false;
 }
+#endif
 
 #endif
 
@@ -1528,15 +1530,15 @@ bool EventHandler::updateDragAndDrop(const PlatformMouseEvent& event, Clipboard*
         // it is sometimes incorrect when dragging within subframes, as seen with
         // LayoutTests/fast/events/drag-in-frames.html.
         if (newTarget) {
-            if (newTarget->hasTagName(frameTag) || newTarget->hasTagName(iframeTag))
-                accept = static_cast<HTMLFrameElementBase*>(newTarget)->contentFrame()->eventHandler()->updateDragAndDrop(event, clipboard);
+            Frame* frame = (newTarget->hasTagName(frameTag) || newTarget->hasTagName(iframeTag)) ? static_cast<HTMLFrameElementBase*>(newTarget)->contentFrame() : 0;
+            if (frame)
+                accept = frame->eventHandler()->updateDragAndDrop(event, clipboard);
             else
                 accept = dispatchDragEvent(eventNames().dragenterEvent, newTarget, event, clipboard);
         }
 
         if (m_dragTarget) {
-            Frame* frame = (m_dragTarget->hasTagName(frameTag) || m_dragTarget->hasTagName(iframeTag)) 
-                            ? static_cast<HTMLFrameElementBase*>(m_dragTarget.get())->contentFrame() : 0;
+            Frame* frame = (m_dragTarget->hasTagName(frameTag) || m_dragTarget->hasTagName(iframeTag)) ? static_cast<HTMLFrameElementBase*>(m_dragTarget.get())->contentFrame() : 0;
             if (frame)
                 accept = frame->eventHandler()->updateDragAndDrop(event, clipboard);
             else
@@ -1544,8 +1546,9 @@ bool EventHandler::updateDragAndDrop(const PlatformMouseEvent& event, Clipboard*
         }
     } else {
         if (newTarget) {
-            if (newTarget->hasTagName(frameTag) || newTarget->hasTagName(iframeTag))
-                accept = static_cast<HTMLFrameElementBase*>(newTarget)->contentFrame()->eventHandler()->updateDragAndDrop(event, clipboard);
+            Frame* frame = (newTarget->hasTagName(frameTag) || newTarget->hasTagName(iframeTag)) ? static_cast<HTMLFrameElementBase*>(newTarget)->contentFrame() : 0;
+            if (frame)
+                accept = frame->eventHandler()->updateDragAndDrop(event, clipboard);
             else
                 accept = dispatchDragEvent(eventNames().dragoverEvent, newTarget, event, clipboard);
         }
@@ -2178,7 +2181,7 @@ void EventHandler::freeClipboard()
 
 bool EventHandler::shouldDragAutoNode(Node* node, const IntPoint& point) const
 {
-    if (!node || node->hasChildNodes() || !m_frame->view())
+    if (!node || !m_frame->view())
         return false;
     Page* page = m_frame->page();
     return page && page->dragController()->mayStartDragAtEventLocation(m_frame, point);