Fix Virtual Keyboard not being deployed in TouchView mode on Ozone.

ash/virtual_keyboard_controller.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/virtual_keyboard_controller.h"
 
 #include <vector>
 
 #include "ash/shell.h"
 #include "ash/wm/maximize_mode/maximize_mode_controller.h"
@@ skipping 32 matching lines @@
   ui::DeviceDataManager::GetInstance()->AddObserver(this);
   UpdateDevices();
 }
 
 VirtualKeyboardController::~VirtualKeyboardController() {
   Shell::GetInstance()->RemoveShellObserver(this);
   ui::DeviceDataManager::GetInstance()->RemoveObserver(this);
 }
 
 void VirtualKeyboardController::OnMaximizeModeStarted() {
-  if (!IsSmartVirtualKeyboardEnabled())
+  if (!IsSmartVirtualKeyboardEnabled()) {
     SetKeyboardEnabled(true);
+  } else {
+    UpdateKeyboardEnabled();
+  }
 }
 
 void VirtualKeyboardController::OnMaximizeModeEnded() {
-  if (!IsSmartVirtualKeyboardEnabled())
+  if (!IsSmartVirtualKeyboardEnabled()) {
     SetKeyboardEnabled(false);
+  } else {
+    UpdateKeyboardEnabled();
+  }
 }
 
 void VirtualKeyboardController::OnTouchscreenDeviceConfigurationChanged() {
   UpdateDevices();
 }
 
 void VirtualKeyboardController::OnKeyboardDeviceConfigurationChanged() {
   UpdateDevices();
 }
 
@@ skipping 26 matching lines @@
   UpdateKeyboardEnabled();
 }
 
 void VirtualKeyboardController::UpdateKeyboardEnabled() {
   if (!IsSmartVirtualKeyboardEnabled()) {
     SetKeyboardEnabled(Shell::GetInstance()
                            ->maximize_mode_controller()
                            ->IsMaximizeModeWindowManagerEnabled());
     return;
   }
-  SetKeyboardEnabled(!has_internal_keyboard_ && has_touchscreen_ &&
+  bool ignore_internal_keyboard = Shell::GetInstance()
+                                      ->maximize_mode_controller()
+                                      ->IsMaximizeModeWindowManagerEnabled();
+  bool is_internal_keyboard_active =
+      has_internal_keyboard_ && !ignore_internal_keyboard;
+  SetKeyboardEnabled(!is_internal_keyboard_active && has_touchscreen_ &&
                      (!has_external_keyboard_ || ignore_external_keyboard_));
   ash::Shell::GetInstance()
       ->system_tray_notifier()
-      ->NotifyVirtualKeyboardSuppressionChanged(!has_internal_keyboard_ &&
+      ->NotifyVirtualKeyboardSuppressionChanged(!is_internal_keyboard_active &&
                                                 has_touchscreen_ &&
                                                 has_external_keyboard_);
 }
 
 void VirtualKeyboardController::SetKeyboardEnabled(bool enabled) {
   keyboard::SetTouchKeyboardEnabled(enabled);
   if (enabled) {
     Shell::GetInstance()->CreateKeyboard();
   } else {
     if (!keyboard::IsKeyboardEnabled())
       Shell::GetInstance()->DeactivateKeyboard();
   }
 }
 
 }  // namespace ash