Add key modifier to minimize/restore button click to minimize/restore-all panels for Windows.

chrome/browser/ui/panels/panel_browser_view_browsertest.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 "base/i18n/time_formatting.h"
 #include "base/memory/scoped_ptr.h"
 #include "chrome/browser/extensions/extension_service.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/browser_window.h"
 #include "chrome/browser/ui/panels/base_panel_browser_test.h"
@@ skipping 225 matching lines @@
     panel1->SetExpansionState(Panel::TITLE_ONLY);
     EXPECT_FALSE(panel_manager->ShouldBringUpTitlebars(
         0, 0));
     browser_view1->OnTitlebarMousePressed(panel1->GetBounds().origin());
     EXPECT_EQ(Panel::TITLE_ONLY, panel1->expansion_state());
     browser_view1->OnTitlebarMouseDragged(
         panel1->GetBounds().origin().Subtract(gfx::Point(5, 5)));
     EXPECT_EQ(Panel::TITLE_ONLY, panel1->expansion_state());
     EXPECT_TRUE(panel_manager->ShouldBringUpTitlebars(
         0, 0));
-    browser_view1->OnTitlebarMouseReleased();
+    browser_view1->OnTitlebarMouseReleased(panel::NO_MODIFIER);
 
     ClosePanelAndWaitForNotification(panel1);
     ClosePanelAndWaitForNotification(panel2);
     ClosePanelAndWaitForNotification(panel3);
   }
 
   void TestChangeAutoHideTaskBarThickness() {
     PanelManager* manager = PanelManager::GetInstance();
     DockedPanelStrip* docked_strip = manager->docked_strip();
     int initial_starting_right_position = docked_strip->StartingRightPosition();
@@ skipping 219 matching lines @@
 IN_PROC_BROWSER_TEST_F(PanelBrowserViewTest,
                        MinimizeAndRestoreOnAutoHideTaskBar) {
   TestMinimizeAndRestore(true);
 }
 
 IN_PROC_BROWSER_TEST_F(PanelBrowserViewTest,
                        ChangeAutoHideTaskBarThickness) {
   TestChangeAutoHideTaskBarThickness();
 }
 #endif