Add isVisible parameter to WebPlugin::updateGeometry....

chrome/renderer/render_widget.cc

 // Copyright (c) 2009 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/renderer/render_widget.h"
 
 #include "base/gfx/point.h"
 #include "base/gfx/size.h"
 #include "base/logging.h"
 #include "base/message_loop.h"
@@ skipping 825 matching lines @@
 WebScreenInfo RenderWidget::screenInfo() {
   WebScreenInfo results;
   Send(new ViewHostMsg_GetScreenInfo(routing_id_, host_window_, &results));
   return results;
 }
 
 void RenderWidget::SchedulePluginMove(const WebPluginGeometry& move) {
   size_t i = 0;
   for (; i < plugin_window_moves_.size(); ++i) {
     if (plugin_window_moves_[i].window == move.window) {
-      plugin_window_moves_[i] = move;
+      if (move.rects_valid) {
+        plugin_window_moves_[i] = move;
+      } else {
+        plugin_window_moves_[i].visible = move.visible;
+      }
       break;
     }
   }
 
   if (i == plugin_window_moves_.size())
     plugin_window_moves_.push_back(move);
 }
 
 void RenderWidget::CleanupWindowInPluginMoves(gfx::PluginWindowHandle window) {
   for (WebPluginGeometryVector::iterator i = plugin_window_moves_.begin();
        i != plugin_window_moves_.end(); ++i) {
     if (i->window == window) {
       plugin_window_moves_.erase(i);
       break;
     }
   }
 }