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

extensions/browser/content_verify_job.h

Index: extensions/browser/content_verify_job.h
diff --git a/extensions/browser/content_verify_job.h b/extensions/browser/content_verify_job.h
index 30e46e1d145d20e0bc98a33d7eac4aef7abe7806..fc9223026c971e8fbe1bf334d9db7950e28f96fc 100644
--- a/extensions/browser/content_verify_job.h
+++ b/extensions/browser/content_verify_job.h
@@ -7,12 +7,12 @@
 
 #include <stdint.h>
 
+#include <memory>
 #include <string>
 
 #include "base/callback.h"
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
-#include "base/memory/scoped_ptr.h"
 #include "base/threading/thread_checker.h"
 
 namespace base {
@@ -129,7 +129,7 @@ class ContentVerifyJob : public base::RefCountedThreadSafe<ContentVerifyJob> {
   int current_block_;
 
   // The hash we're building up for the bytes of |current_block_|.
-  scoped_ptr<crypto::SecureHash> current_hash_;
+  std::unique_ptr<crypto::SecureHash> current_hash_;
 
   // The number of bytes we've already input into |current_hash_|.
   int current_hash_byte_count_;