Consider the popup window position when the window shows upward. This patch depends on WebKit patch.

chrome/browser/renderer_host/render_widget_host_view.h

Index: chrome/browser/renderer_host/render_widget_host_view.h
diff --git a/chrome/browser/renderer_host/render_widget_host_view.h b/chrome/browser/renderer_host/render_widget_host_view.h
index 00afed881fac700df1d85adb7652d0c9d211254d..71ea9b92fadfe014bec52fd9b2a632a2befae8d7 100644
--- a/chrome/browser/renderer_host/render_widget_host_view.h
+++ b/chrome/browser/renderer_host/render_widget_host_view.h
@@ -96,6 +96,10 @@ class RenderWidgetHostView {
   // Tells the View to size itself to the specified size.
   virtual void SetSize(const gfx::Size& size) = 0;
 
+  // Tells the View to size and move itself to the specified size and point in
+  // screen space.
+  virtual void SetBounds(const gfx::Rect& rect) = 0;
+
   // Retrieves the native view used to contain plugins and identify the
   // renderer in IPC messages.
   virtual gfx::NativeView GetNativeView() = 0;