Improve panel tests by properly waiting for expected conditions.

chrome/browser/ui/panels/panel.cc

 // Copyright (c) 2012 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/ui/panels/panel.h"
 
 #include "base/logging.h"
 #include "base/message_loop.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/app/chrome_command_ids.h"
@@ skipping 243 matching lines @@
 }
 
 panel::Resizability Panel::CanResizeByMouse() const {
   if (!panel_strip_)
     return panel::NOT_RESIZABLE;
 
   return panel_strip_->GetPanelResizability(this);
 }
 
 void Panel::SetPanelBounds(const gfx::Rect& bounds) {
-  native_panel_->SetPanelBounds(bounds);
+  if (bounds != native_panel_->GetPanelBounds())
+    native_panel_->SetPanelBounds(bounds);
 }
 
 void Panel::SetPanelBoundsInstantly(const gfx::Rect& bounds) {
   native_panel_->SetPanelBoundsInstantly(bounds);
 }
 
 void Panel::LimitSizeToDisplayArea(const gfx::Rect& display_area) {
   int max_width = manager()->GetMaxPanelWidth();
   int max_height = manager()->GetMaxPanelHeight();
 
@@ skipping 506 matching lines @@
 
 void Panel::LoadingStateChanged(bool is_loading) {
   command_updater_.UpdateCommandEnabled(IDC_STOP, is_loading);
   native_panel_->UpdatePanelLoadingAnimations(is_loading);
   UpdateTitleBar();
 }
 
 void Panel::WebContentsFocused(content::WebContents* contents) {
   native_panel_->PanelWebContentsFocused(contents);
 }