[Ash] Only snap windows that can maximize.

ash/wm/maximize_mode/maximize_mode_window_manager_unittest.cc

 // Copyright 2014 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/maximize_mode/maximize_mode_window_manager.h"
 
 #include <string>
 
 #include "ash/root_window_controller.h"
 #include "ash/screen_util.h"
@@ skipping 101 matching lines @@
   // Create a window in one of the containers which are watched by the
   // MaximizeModeWindowManager. Note that this only works with one root window.
   // If |can_maximize| is not set, |max_size| is the upper limiting size for
   // the window, whereas an empty size means that there is no limit.
   aura::Window* CreateWindowInWatchedContainer(ui::wm::WindowType type,
                                                const gfx::Rect& bounds,
                                                const gfx::Size& max_size,
                                                bool can_maximize,
                                                bool can_resize) {
     aura::test::TestWindowDelegate* delegate = NULL;
-    if (!can_maximize) {
-      delegate = aura::test::TestWindowDelegate::CreateSelfDestroyingDelegate();
-      delegate->set_window_component(HTCAPTION);
-      if (!max_size.IsEmpty())
-        delegate->set_maximum_size(max_size);
-    }
+    delegate = aura::test::TestWindowDelegate::CreateSelfDestroyingDelegate();
+    delegate->set_window_component(HTCAPTION);
+    delegate->set_maximum_size(max_size);
     aura::Window* window = aura::test::CreateTestWindowWithDelegateAndType(
         delegate, type, 0, bounds, NULL);
     window->SetProperty(aura::client::kCanMaximizeKey, can_maximize);
     if (!can_resize)
       window->SetProperty(aura::client::kCanResizeKey, false);
     aura::Window* container = Shell::GetContainer(
         Shell::GetPrimaryRootWindow(),
         kSwitchableWindowContainerIds[0]);
     container->AddChild(window);
     return window;
@@ skipping 1088 matching lines @@
   // The window should still be full screen and immersive.
   EXPECT_TRUE(window_state->IsFullscreen());
   EXPECT_TRUE(window_state->in_immersive_fullscreen());
 
   DestroyMaximizeModeWindowManager();
 }
 
 #endif  // OS_WIN
 
 }  // namespace ash