Convert //components/[o-t]* from scoped_ptr to std::unique_ptr

components/precache/core/fetcher_pool.h

Index: components/precache/core/fetcher_pool.h
diff --git a/components/precache/core/fetcher_pool.h b/components/precache/core/fetcher_pool.h
index 67e9a972759090f92b8e53e69871801d48985eb6..1a9cd1cd73c96845a67dce24343cefa6545dfd20 100644
--- a/components/precache/core/fetcher_pool.h
+++ b/components/precache/core/fetcher_pool.h
@@ -5,10 +5,10 @@
 #ifndef COMPONENTS_PRECACHE_CORE_FETCHER_POOL_H_
 #define COMPONENTS_PRECACHE_CORE_FETCHER_POOL_H_
 
+#include <memory>
 #include <unordered_map>
 
 #include "base/logging.h"
-#include "base/memory/scoped_ptr.h"
 
 namespace precache {
 
@@ -42,7 +42,7 @@ class FetcherPool {
 
   // Takes ownership and adds the given |element| to the pool.
   // The element will live until its deletion.
-  void Add(scoped_ptr<T> element) {
+  void Add(std::unique_ptr<T> element) {
     DCHECK(IsAvailable()) << "FetcherPool size exceeded. "
                              "Did you check IsAvailable?";
     DCHECK(element) << "The element cannot be null.";
@@ -69,7 +69,7 @@ class FetcherPool {
 
  private:
   const size_t max_size_;
-  std::unordered_map<const T*, scoped_ptr<T>> elements_;
+  std::unordered_map<const T*, std::unique_ptr<T>> elements_;
 
   DISALLOW_COPY_AND_ASSIGN(FetcherPool);
 };