Convert //chromecast from scoped_ptr to std::unique_ptr

chromecast/crash/linux/crash_testing_utils.h

Index: chromecast/crash/linux/crash_testing_utils.h
diff --git a/chromecast/crash/linux/crash_testing_utils.h b/chromecast/crash/linux/crash_testing_utils.h
index 743281260c1498802fdced02b77810863ba7a86e..6a2d5ded205686011d1f052da80ed302abd9d7d6 100644
--- a/chromecast/crash/linux/crash_testing_utils.h
+++ b/chromecast/crash/linux/crash_testing_utils.h
@@ -5,7 +5,8 @@
 #ifndef CHROMECAST_CRASH_LINUX_CRASH_TESTING_UTILS_H_
 #define CHROMECAST_CRASH_LINUX_CRASH_TESTING_UTILS_H_
 
-#include "base/memory/scoped_ptr.h"
+#include <memory>
+
 #include "base/memory/scoped_vector.h"
 
 namespace chromecast {
@@ -15,7 +16,7 @@ class DumpInfo;
 // Creates a DumpInfo object corresponding to the deserialization of
 // |json_string|. Returned DumpInfo object maybe invalid if |json_string|
 // doesn't correspond to a valid DumpInfo object.
-scoped_ptr<DumpInfo> CreateDumpInfo(const std::string& json_string);
+std::unique_ptr<DumpInfo> CreateDumpInfo(const std::string& json_string);
 
 // Populates |dumps| with all the DumpInfo entries serialized in the lockfile at
 // |lockfile_path|. Returns true on success, false on error.