Remove redundant calls to FrameLoader::frameDetached().

Source/core/inspector/InspectorOverlay.cpp

Index: Source/core/inspector/InspectorOverlay.cpp
diff --git a/Source/core/inspector/InspectorOverlay.cpp b/Source/core/inspector/InspectorOverlay.cpp
index 49db833ed3a6e9fce57444859224a0a765dec834..b6cf1df77bbb7c6745b7b6df74ea9e27f1f4b91a 100644
--- a/Source/core/inspector/InspectorOverlay.cpp
+++ b/Source/core/inspector/InspectorOverlay.cpp
@@ -774,9 +774,6 @@ bool InspectorOverlay::getBoxModel(Node* node, Vector<FloatQuad>* quads)
 void InspectorOverlay::freePage()
 {
     if (m_overlayPage) {
-        // FIXME: This logic is duplicated in SVGImage and WebViewImpl. Perhaps it can be combined
-        // into Page's destructor.
-        toLocalFrame(m_overlayPage->mainFrame())->loader().frameDetached();
         m_overlayPage->willBeDestroyed();
         m_overlayPage.clear();
     }