Remove most ScopedVector usage from c/b/extensions.

extensions/browser/management_policy.h

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef EXTENSIONS_BROWSER_MANAGEMENT_POLICY_H_
 #define EXTENSIONS_BROWSER_MANAGEMENT_POLICY_H_
 
 #include <set>
 #include <string>
 #include <vector>
@@ skipping 82 matching lines @@
   ManagementPolicy();
   ~ManagementPolicy();
 
   // Registers or unregisters a provider, causing it to be added to or removed
   // from the list of providers queried. Ownership of the provider remains with
   // the caller. Providers do not need to be unregistered on shutdown.
   void RegisterProvider(Provider* provider);
   void UnregisterProvider(Provider* provider);
 
   // Like RegisterProvider(), but registers multiple providers instead.
-  void RegisterProviders(std::vector<Provider*> providers);
+  void RegisterProviders(
+      const std::vector<std::unique_ptr<Provider>>& providers);
 
   // Returns true if the user is permitted to install, load, and run the given
   // extension. If not, |error| may be set to an appropriate message.
   // TODO(treib,pam): Misleading name; see comment in Provider. crbug.com/461747
   bool UserMayLoad(const Extension* extension, base::string16* error) const;
 
   // Returns true if the user is permitted to enable, disable, or uninstall the
   // given extension, or change the extension's usage options (incognito mode,
   // file access, etc.). If not, |error| may be set to an appropriate message.
   // TODO(treib,pam): Misleading name; see comment in Provider. crbug.com/461747
@@ skipping 33 matching lines @@
   // the Provider objects in |providers_|. The return value of this function
   // will be |normal_result|, unless any of the Provider calls to |function|
   // return !normal_result, in which case this function will then early-return
   // !normal_result.
   bool ApplyToProviderList(ProviderFunction function,
                            const char* debug_operation_name,
                            bool normal_result,
                            const Extension* extension,
                            base::string16* error) const;
 
+  // This stores raw pointers to Provider.
+  // TODO(lazyboy): Consider making ManagementPolicy own these providers.
   ProviderList providers_;
 
   DISALLOW_COPY_AND_ASSIGN(ManagementPolicy);
 };
 
 }  // namespace extensions
 
 #endif  // EXTENSIONS_BROWSER_MANAGEMENT_POLICY_H_