Upstream oodles of Chrome for Android code into Chromium.

chrome/browser/android/staging_jni_registrar.h

Index: chrome/browser/android/staging_jni_registrar.h
diff --git a/chrome/browser/android/staging_jni_registrar.h b/chrome/browser/android/staging_jni_registrar.h
new file mode 100644
index 0000000000000000000000000000000000000000..6a45515e5d8e11becadb99c9f0957443c867986c
--- /dev/null
+++ b/chrome/browser/android/staging_jni_registrar.h
@@ -0,0 +1,18 @@
+// Copyright 2015 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.
+
+#ifndef CHROME_BROWSER_ANDROID_STAGING_JNI_REGISTRAR_H_
+#define CHROME_BROWSER_ANDROID_STAGING_JNI_REGISTRAR_H_
+
+#include <jni.h>
+
+namespace chrome {
+namespace android {
+
+bool RegisterStagingJNI(JNIEnv* env);
+
+} // namespace android
+} // namespace chrome
+
+#endif  // CHROME_BROWSER_ANDROID_STAGING_JNI_REGISTRAR_H_