diff --git a/layout/inspector/src/inFlasher.cpp b/layout/inspector/src/inFlasher.cpp
index cbf787e7035b..5005bfaa0ad0 100644
--- a/layout/inspector/src/inFlasher.cpp
+++ b/layout/inspector/src/inFlasher.cpp
@@ -181,7 +181,7 @@ inFlasher::DrawElementOutline(nsIDOMElement* aElement)
     }
     // get view bounds in case this frame is being scrolled
     nsRect rect = frame->GetRect();
-    nsPoint origin = inLayoutUtils::GetClientOrigin(presContext, frame);
+    nsPoint origin = inLayoutUtils::GetClientOrigin(frame);
     rect.MoveTo(origin);
     mCSSUtils->AdjustRectForMargins(frame, rect);
 
diff --git a/layout/inspector/src/inLayoutUtils.cpp b/layout/inspector/src/inLayoutUtils.cpp
index 8e9d766de311..485aafba2b95 100644
--- a/layout/inspector/src/inLayoutUtils.cpp
+++ b/layout/inspector/src/inLayoutUtils.cpp
@@ -129,12 +129,11 @@ inLayoutUtils::GetEventStateManagerFor(nsIDOMElement *aElement)
 }
 
 nsPoint
-inLayoutUtils::GetClientOrigin(nsPresContext* aPresContext,
-                               nsIFrame* aFrame)
+inLayoutUtils::GetClientOrigin(nsIFrame* aFrame)
 {
   nsPoint result(0,0);
   nsIView* view;
-  aFrame->GetOffsetFromView(aPresContext, result, &view);
+  aFrame->GetOffsetFromView(result, &view);
   nsIView* rootView = nsnull;
   if (view) {
       nsIViewManager* viewManager = view->GetViewManager();
diff --git a/layout/inspector/src/inLayoutUtils.h b/layout/inspector/src/inLayoutUtils.h
index 74d513dc4b45..b5b202b4d588 100644
--- a/layout/inspector/src/inLayoutUtils.h
+++ b/layout/inspector/src/inLayoutUtils.h
@@ -69,8 +69,7 @@ public:
    * @param aPresContext the presentation context
    * @return the offset
    */
-  static nsPoint GetClientOrigin(nsPresContext* aPresContext,
-                                 nsIFrame* aFrame);
+  static nsPoint GetClientOrigin(nsIFrame* aFrame);
   static nsRect& GetScreenOrigin(nsIDOMElement* aElement);
   
 };