[Coverity] Fix uninitialized member

CID=104705

R=sky@chromium.org
BUG=none


Review URL: https://chromiumcodereview.appspot.com/10834381

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@152420 0039d316-1c4b-4281-b951-d872f2087c98

chrome/browser/ui/views/extensions/shell_window_views.cc

@@ -96,6 +96,7 @@ const char ShellWindowFrameView::kViewClassName[] =
 
 ShellWindowFrameView::ShellWindowFrameView(ShellWindowViews* window)
     : window_(window),
+      frame_(NULL),
       close_button_(NULL) {
 }