Convert //content/browser from scoped_ptr to std::unique_ptr

content/browser/time_zone_monitor.h

Index: content/browser/time_zone_monitor.h
diff --git a/content/browser/time_zone_monitor.h b/content/browser/time_zone_monitor.h
index 6fff155e766ed04f52889403d4b0cbaeed1d35f8..95f70a39317cda74739e85d439a1c5a207f97192 100644
--- a/content/browser/time_zone_monitor.h
+++ b/content/browser/time_zone_monitor.h
@@ -5,8 +5,9 @@
 #ifndef CONTENT_BROWSER_TIME_ZONE_MONITOR_H_
 #define CONTENT_BROWSER_TIME_ZONE_MONITOR_H_
 
+#include <memory>
+
 #include "base/macros.h"
-#include "base/memory/scoped_ptr.h"
 
 namespace content {
 
@@ -31,7 +32,7 @@ class TimeZoneMonitor {
  public:
   // Returns a new TimeZoneMonitor object (likely a subclass) specific to the
   // platform.
-  static scoped_ptr<TimeZoneMonitor> Create();
+  static std::unique_ptr<TimeZoneMonitor> Create();
 
   virtual ~TimeZoneMonitor();