Implemented ForceMaximizeBrowserWindowOnFirstRun policy, added unit test and browser test.

chrome/common/pref_names.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 "chrome/common/pref_names.h"
 
 #include "base/basictypes.h"
 #include "chrome/common/pref_font_webkit_names.h"
 
 namespace prefs {
@@ skipping 799 matching lines @@
 
 // A boolean pref that controls whether wake on SSID is enabled.
 const char kWakeOnWifiSsid[] = "settings.internet.wake_on_wifi_ssid";
 
 // This is the policy CaptivePortalAuthenticationIgnoresProxy that allows to
 // open captive portal authentication pages in a separate window under
 // a temporary incognito profile ("signin profile" is used for this purpose),
 // which allows to bypass the user's proxy for captive portal authentication.
 const char kCaptivePortalAuthenticationIgnoresProxy[] =
     "proxy.captive_portal_ignores_proxy";
+// This boolean controls whether the first window shown on first run should be

[bartfab (slow), 2015/04/01 14:22:43]

Nit: Add blank line above.

[peletskyi, 2015/04/01 18:55:47]

Done.

+// unconditionally maximized, overriding the heuristic that normally chooses the
+// window size.
+const char kForceMaximizeOnFirstRun[] =

[bartfab (slow), 2015/04/01 14:22:43]

Nit: This fits on one line.

[peletskyi, 2015/04/01 18:55:47]

Done.

+    "ui.force_maximize_on_first_run";
 #endif  // defined(OS_CHROMEOS)
 
 // The disabled messages in IPC logging.
 const char kIpcDisabledMessages[] = "ipc_log_disabled_messages";
 
 // A boolean pref set to true if a Home button to open the Home pages should be
 // visible on the toolbar.
 const char kShowHomeButton[] = "browser.show_home_button";
 
 // A string value which saves short list of recently user selected encodings
@@ skipping 1452 matching lines @@
 // (name and a list of clients that registered the whitelist).
 const char kRegisteredSupervisedUserWhitelists[] =
     "supervised_users.whitelists";
 
 #if defined(ENABLE_EXTENSIONS)
 // Policy that indicates how to handle animated images.
 const char kAnimationPolicy[] = "settings.a11y.animation_policy";
 #endif
 
 }  // namespace prefs