Make sure that 30%of restored window is always visible.

ash/wm/workspace/workspace_event_handler_unittest.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 "ash/wm/workspace/workspace_event_handler.h"
 
 #include "ash/screen_ash.h"
 #include "ash/shell.h"
 #include "ash/test/ash_test_base.h"
 #include "ash/wm/property_util.h"
@@ skipping 197 matching lines @@
   wd.set_window_component(HTRIGHT);
   generator.DoubleClickLeftButton();
 
   // The size of the window should be unchanged.
   EXPECT_EQ(restored_bounds.x(), window->bounds().x());
   EXPECT_EQ(restored_bounds.width(), window->bounds().width());
 }
 
 TEST_F(WorkspaceEventHandlerTest, DoubleClickCaptionTogglesMaximize) {
   aura::test::TestWindowDelegate wd;
-  scoped_ptr<aura::Window> window(CreateTestWindow(&wd, gfx::Rect(1, 2, 3, 4)));
+  scoped_ptr<aura::Window> window(
+      CreateTestWindow(&wd, gfx::Rect(1, 2, 30, 40)));
   window->SetProperty(aura::client::kCanMaximizeKey, true);
   wd.set_window_component(HTCAPTION);
   EXPECT_FALSE(wm::IsWindowMaximized(window.get()));
   aura::test::EventGenerator generator(Shell::GetPrimaryRootWindow(),
                                        window.get());
   generator.DoubleClickLeftButton();
-  EXPECT_NE("1,2 3x4", window->bounds().ToString());
+  EXPECT_NE("1,2 30x40", window->bounds().ToString());
 
   EXPECT_TRUE(wm::IsWindowMaximized(window.get()));
   generator.DoubleClickLeftButton();
 
   EXPECT_FALSE(wm::IsWindowMaximized(window.get()));
-  EXPECT_EQ("1,2 3x4", window->bounds().ToString());
+  EXPECT_EQ("1,2 30x40", window->bounds().ToString());
 }
 
 TEST_F(WorkspaceEventHandlerTest, DoubleTapCaptionTogglesMaximize) {
   aura::test::TestWindowDelegate wd;
   gfx::Rect bounds(10, 20, 30, 40);
   scoped_ptr<aura::Window> window(CreateTestWindow(&wd, bounds));
   window->SetProperty(aura::client::kCanMaximizeKey, true);
   wd.set_window_component(HTCAPTION);
   EXPECT_FALSE(wm::IsWindowMaximized(window.get()));
   aura::test::EventGenerator generator(Shell::GetPrimaryRootWindow(),
@@ skipping 42 matching lines @@
   ASSERT_TRUE(aura::client::GetWindowMoveClient(window->parent()));
   base::MessageLoop::current()->DeleteSoon(FROM_HERE, window.get());
   aura::client::GetWindowMoveClient(window->parent())
       ->RunMoveLoop(window.release(),
                     gfx::Vector2d(),
                     aura::client::WINDOW_MOVE_SOURCE_MOUSE);
 }
 
 }  // namespace internal
 }  // namespace ash