Remove redundant calls to FrameLoader::frameDetached().

Source/web/WebViewImpl.cpp

Index: Source/web/WebViewImpl.cpp
diff --git a/Source/web/WebViewImpl.cpp b/Source/web/WebViewImpl.cpp
index cb9dffd1e206af266b3f435d6af72c157767036f..bfe3e858b0b388cdf947adaf399c80678f23a111 100644
--- a/Source/web/WebViewImpl.cpp
+++ b/Source/web/WebViewImpl.cpp
@@ -1540,11 +1540,6 @@ void WebViewImpl::close()
     if (m_page) {
         // Initiate shutdown for the entire frameset.  This will cause a lot of
         // notifications to be sent.
-        // FIXME: This is redundant with willBeDestroyed()... is this really
-        // needed?
-        if (m_page->mainFrame()->isLocalFrame())
-            m_page->deprecatedLocalMainFrame()->loader().frameDetached();
-
         m_page->willBeDestroyed();
         m_page.clear();
     }