Broadcast NotifyTimezoneChange to all RenderProcessHosts when the system time zone changes

content/browser/time_zone_monitor_android.h

Index: content/browser/time_zone_monitor_android.h
diff --git a/content/browser/time_zone_monitor_android.h b/content/browser/time_zone_monitor_android.h
new file mode 100644
index 0000000000000000000000000000000000000000..a462eb5a2de437009d59beaf0302534da1f43561
--- /dev/null
+++ b/content/browser/time_zone_monitor_android.h
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+// 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.
+
+#ifndef CONTENT_BROWSER_TIME_ZONE_MONITOR_ANDROID_H_
+#define CONTENT_BROWSER_TIME_ZONE_MONITOR_ANDROID_H_
+
+#include "content/browser/time_zone_monitor.h"
+
+#include <jni.h>
+
+#include "base/android/scoped_java_ref.h"
+#include "base/basictypes.h"
+
+namespace content {
+
+class TimeZoneMonitorAndroid : public TimeZoneMonitor {
+ public:
+  TimeZoneMonitorAndroid();
+  virtual ~TimeZoneMonitorAndroid();
+
+  // Must be called at startup.
+  static bool Register(JNIEnv* env);
+
+  // Called by the Java implementation when the system time zone changes.
+  void TimeZoneChangedFromJava(JNIEnv* env, jobject caller);
+
+ private:
+  // Java provider of system time zone change notifications.
+  base::android::ScopedJavaGlobalRef<jobject> impl_;
+
+  DISALLOW_COPY_AND_ASSIGN(TimeZoneMonitorAndroid);
+};
+
+}  // namespace content
+
+#endif  // CONTENT_BROWSER_TIME_ZONE_MONITOR_ANDROID_H_