Replace scoped_ptr with std::unique_ptr in //media/base.

media/base/media_log.h

Index: media/base/media_log.h
diff --git a/media/base/media_log.h b/media/base/media_log.h
index 6ab18597eac7c45d010b261dd2e9125f2d733764..d08e5426ad6ae5912cb98de6d329a40f76902640 100644
--- a/media/base/media_log.h
+++ b/media/base/media_log.h
@@ -8,13 +8,13 @@
 #include <stddef.h>
 #include <stdint.h>
 
+#include <memory>
 #include <sstream>
 #include <string>
 
 #include "base/logging.h"
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
-#include "base/memory/scoped_ptr.h"
 #include "media/base/media_export.h"
 #include "media/base/media_log_event.h"
 #include "media/base/pipeline_impl.h"
@@ -42,31 +42,33 @@ class MEDIA_EXPORT MediaLog : public base::RefCountedThreadSafe<MediaLog> {
 
   // Add an event to this log. Overriden by inheritors to actually do something
   // with it.
-  virtual void AddEvent(scoped_ptr<MediaLogEvent> event);
+  virtual void AddEvent(std::unique_ptr<MediaLogEvent> event);
 
   // Retrieve an error message, if any.
   virtual std::string GetLastErrorMessage();
 
   // Helper methods to create events and their parameters.
-  scoped_ptr<MediaLogEvent> CreateEvent(MediaLogEvent::Type type);
-  scoped_ptr<MediaLogEvent> CreateBooleanEvent(
-      MediaLogEvent::Type type, const std::string& property, bool value);
-  scoped_ptr<MediaLogEvent> CreateStringEvent(MediaLogEvent::Type type,
-                                              const std::string& property,
-                                              const std::string& value);
-  scoped_ptr<MediaLogEvent> CreateTimeEvent(MediaLogEvent::Type type,
-                                            const std::string& property,
-                                            base::TimeDelta value);
-  scoped_ptr<MediaLogEvent> CreateLoadEvent(const std::string& url);
-  scoped_ptr<MediaLogEvent> CreateSeekEvent(float seconds);
-  scoped_ptr<MediaLogEvent> CreatePipelineStateChangedEvent(
+  std::unique_ptr<MediaLogEvent> CreateEvent(MediaLogEvent::Type type);
+  std::unique_ptr<MediaLogEvent> CreateBooleanEvent(MediaLogEvent::Type type,
+                                                    const std::string& property,
+                                                    bool value);
+  std::unique_ptr<MediaLogEvent> CreateStringEvent(MediaLogEvent::Type type,
+                                                   const std::string& property,
+                                                   const std::string& value);
+  std::unique_ptr<MediaLogEvent> CreateTimeEvent(MediaLogEvent::Type type,
+                                                 const std::string& property,
+                                                 base::TimeDelta value);
+  std::unique_ptr<MediaLogEvent> CreateLoadEvent(const std::string& url);
+  std::unique_ptr<MediaLogEvent> CreateSeekEvent(float seconds);
+  std::unique_ptr<MediaLogEvent> CreatePipelineStateChangedEvent(
       PipelineImpl::State state);
-  scoped_ptr<MediaLogEvent> CreatePipelineErrorEvent(PipelineStatus error);
-  scoped_ptr<MediaLogEvent> CreateVideoSizeSetEvent(
-      size_t width, size_t height);
-  scoped_ptr<MediaLogEvent> CreateBufferedExtentsChangedEvent(int64_t start,
-                                                              int64_t current,
-                                                              int64_t end);
+  std::unique_ptr<MediaLogEvent> CreatePipelineErrorEvent(PipelineStatus error);
+  std::unique_ptr<MediaLogEvent> CreateVideoSizeSetEvent(size_t width,
+                                                         size_t height);
+  std::unique_ptr<MediaLogEvent> CreateBufferedExtentsChangedEvent(
+      int64_t start,
+      int64_t current,
+      int64_t end);
 
   // Report a log message at the specified log level.
   void AddLogEvent(MediaLogLevel level, const std::string& message);