Move remaining @CalledByNative methods out of ChromeApplication.

chrome/browser/android/partner_browser_customizations.cc

Index: chrome/browser/android/partner_browser_customizations.cc
diff --git a/chrome/browser/android/partner_browser_customizations.cc b/chrome/browser/android/partner_browser_customizations.cc
new file mode 100644
index 0000000000000000000000000000000000000000..fb53ca5960b67f176936f9dc1fb311f685e3f68c
--- /dev/null
+++ b/chrome/browser/android/partner_browser_customizations.cc
@@ -0,0 +1,19 @@
+// Copyright 2017 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/browser/android/partner_browser_customizations.h"
+
+#include "base/android/jni_android.h"
+#include "jni/PartnerBrowserCustomizations_jni.h"
+
+namespace chrome {
+namespace android {
+
+bool PartnerBrowserCustomizations::IsIncognitoDisabled() {
+  return Java_PartnerBrowserCustomizations_isIncognitoDisabled(
+      base::android::AttachCurrentThread());
+}
+
+}  // namespace android
+}  // namespace chrome