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

chrome/browser/renderer_host/render_widget_host_view_gtk.cc

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/renderer_host/render_widget_host_view_gtk.h"
 
 // If this gets included after the gtk headers, then a bunch of compiler
 // errors happen because of a "#define Status int" in Xlib.h, which interacts
 // badly with net::URLRequestStatus::Status.
 #include "chrome/common/render_messages.h"
@@ skipping 596 matching lines @@
   // ignore them so we don't re-allocate the backing store.  We will paint
   // everything again when we become selected again.
   is_hidden_ = true;
 
   // If we have a renderer, then inform it that we are being hidden so it can
   // reduce its resource utilization.
   GetRenderWidgetHost()->WasHidden();
 }
 
 void RenderWidgetHostViewGtk::SetSize(const gfx::Size& size) {
-  // This is called when webkit has sent us a Move message.
   int width = std::min(size.width(), kMaxWindowWidth);
   int height = std::min(size.height(), kMaxWindowHeight);
   if (IsPopup()) {
     // We're a popup, honor the size request.
     gtk_widget_set_size_request(view_.get(), width, height);
   } else {
 #if defined(TOOLKIT_VIEWS)
     // TOOLKIT_VIEWS' resize logic flow matches windows. so we go ahead and
     // size the widget.  In GTK+, the size of the widget is determined by its
     // children.
     gtk_widget_set_size_request(view_.get(), width, height);
 #endif
   }
+
   // Update the size of the RWH.
   if (requested_size_.width() != width ||
       requested_size_.height() != height) {
     requested_size_ = gfx::Size(width, height);
     host_->WasResized();
   }
 }
 
+void RenderWidgetHostViewGtk::SetBounds(const gfx::Rect& rect) {
+  // This is called when webkit has sent us a Move message.
+  if (IsPopup()) {
+    gtk_window_move(GTK_WINDOW(gtk_widget_get_toplevel(view_.get())),
+                    rect.x(), rect.y());
+  }
+
+  SetSize(rect.size());
+}
+
 gfx::NativeView RenderWidgetHostViewGtk::GetNativeView() {
   return view_.get();
 }
 
 void RenderWidgetHostViewGtk::MovePluginWindows(
     const std::vector<webkit::npapi::WebPluginGeometry>& moves) {
   for (size_t i = 0; i < moves.size(); ++i) {
     plugin_container_manager_.MovePluginContainer(moves[i]);
   }
 }
@@ skipping 496 matching lines @@
 }
 
 // static
 RenderWidgetHostView*
     RenderWidgetHostView::GetRenderWidgetHostViewFromNativeView(
         gfx::NativeView widget) {
   gpointer user_data = g_object_get_data(G_OBJECT(widget),
                                          kRenderWidgetHostViewKey);
   return reinterpret_cast<RenderWidgetHostView*>(user_data);
 }