GTK: Implement BlockedPopupContainerView for linux.

chrome/browser/views/blocked_popup_container_view_win.h

Index: chrome/browser/views/blocked_popup_container_view_win.h
diff --git a/chrome/browser/views/blocked_popup_container_view_win.h b/chrome/browser/views/blocked_popup_container_view_win.h
index 57f46855c9b7c4703975f505d92b49708ed8b6c2..b1bfead3b0850d652689ceceb88e6c78323c5d6f 100644
--- a/chrome/browser/views/blocked_popup_container_view_win.h
+++ b/chrome/browser/views/blocked_popup_container_view_win.h
@@ -67,6 +67,7 @@ class BlockedPopupContainerViewWin : public BlockedPopupContainerView,
   virtual void Destroy();
 
  private:
+  // For the static constructor BlockedPopupContainerView::Create().
   friend class BlockedPopupContainerView;
 
   // Creates a container for a certain TabContents.
@@ -86,10 +87,6 @@ class BlockedPopupContainerViewWin : public BlockedPopupContainerView,
   // The animation that slides us up and down.
   scoped_ptr<SlideAnimation> slide_animation_;
 
-  // The bounds to report to the automation system (may not equal our actual
-  // bounds while animating in or out).
-  gfx::Rect bounds_;
-
   DISALLOW_COPY_AND_ASSIGN(BlockedPopupContainerViewWin);
 };