Convert //content from scoped_ptr to std::unique_ptr

content/public/test/test_browser_thread.h

Index: content/public/test/test_browser_thread.h
diff --git a/content/public/test/test_browser_thread.h b/content/public/test/test_browser_thread.h
index 83b1985b87f8ec3974e04c32eeb124f3fbd87d1e..e5c837d405cddee2c5e301a167302241a04a5686 100644
--- a/content/public/test/test_browser_thread.h
+++ b/content/public/test/test_browser_thread.h
@@ -5,8 +5,9 @@
 #ifndef CONTENT_PUBLIC_TEST_TEST_BROWSER_THREAD_H_
 #define CONTENT_PUBLIC_TEST_TEST_BROWSER_THREAD_H_
 
+#include <memory>
+
 #include "base/macros.h"
-#include "base/memory/scoped_ptr.h"
 #include "content/public/browser/browser_thread.h"
 
 namespace base {
@@ -54,7 +55,7 @@ class TestBrowserThread {
   base::Thread* DeprecatedGetThreadObject();
 
  private:
-  scoped_ptr<TestBrowserThreadImpl> impl_;
+  std::unique_ptr<TestBrowserThreadImpl> impl_;
 
   DISALLOW_COPY_AND_ASSIGN(TestBrowserThread);
 };