Fixing problem with the maximize mode where MultiProfile windows do not get properly handled

ash/wm/maximize_mode/maximize_mode_window_manager.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 "ash/root_window_controller.h"
 #include "ash/shell.h"
 #include "ash/shell_window_ids.h"
 #include "ash/wm/maximize_mode/maximize_mode_window_state.h"
@@ skipping 36 matching lines @@
   Shell::GetScreen()->RemoveObserver(this);
   EnableBackdropBehindTopWindowOnEachDisplay(false);
   RemoveWindowCreationObservers();
   RestoreAllWindows();
 }
 
 int MaximizeModeWindowManager::GetNumberOfManagedWindows() {
   return window_state_map_.size();
 }
 
+void MaximizeModeWindowManager::AddWindow(aura::Window* window) {
+  // Only add the window if it is a direct dependent of a container window
+  // and not yet tracked.
+  if (!ShouldHandleWindow(window) ||
+      window_state_map_.find(window) != window_state_map_.end() ||
+      !IsContainerWindow(window->parent())) {
+    return;
+  }
+
+  MaximizeAndTrackWindow(window);
+}
+
 void MaximizeModeWindowManager::WindowStateDestroyed(aura::Window* window) {
   // At this time ForgetWindow() should already have been called. If not,
   // someone else must have replaced the "window manager's state object".
   DCHECK(!window->HasObserver(this));
 
   WindowToState::iterator it = window_state_map_.find(window);
   DCHECK(it != window_state_map_.end());
   window_state_map_.erase(it);
 }
 
@@ skipping 198 matching lines @@
     RootWindowController* controller = *iter;
     aura::Window* container = Shell::GetContainer(
         controller->GetRootWindow(), kShellWindowId_DefaultContainer);
     controller->workspace_controller()->SetMaximizeBackdropDelegate(
         scoped_ptr<WorkspaceLayoutManagerDelegate>(
             enable ? new WorkspaceBackdropDelegate(container) : NULL));
   }
 }
 
 }  // namespace ash