Make UserScript non-copyable.

extensions/renderer/user_script_injector.h

Index: extensions/renderer/user_script_injector.h
diff --git a/extensions/renderer/user_script_injector.h b/extensions/renderer/user_script_injector.h
index b62995a107a8a6fe543c3b235fa6b35dda104064..a913e9340e568a09c1f52b5950e450d08018644c 100644
--- a/extensions/renderer/user_script_injector.h
+++ b/extensions/renderer/user_script_injector.h
@@ -11,6 +11,7 @@
 #include "base/macros.h"
 #include "base/scoped_observer.h"
 #include "extensions/common/user_script.h"
+#include "extensions/renderer/renderer_user_script.h"
 #include "extensions/renderer/script_injection.h"
 #include "extensions/renderer/user_script_set.h"
 
@@ -26,7 +27,7 @@ namespace extensions {
 class UserScriptInjector : public ScriptInjector,
                            public UserScriptSet::Observer {
  public:
-  UserScriptInjector(const UserScript* user_script,
+  UserScriptInjector(const RendererUserScript* user_script,
                      UserScriptSet* user_script_set,
                      bool is_declarative);
   ~UserScriptInjector() override;
@@ -35,7 +36,7 @@ class UserScriptInjector : public ScriptInjector,
   // UserScriptSet::Observer implementation.
   void OnUserScriptsUpdated(
       const std::set<HostID>& changed_hosts,
-      const std::vector<std::unique_ptr<UserScript>>& scripts) override;
+      const std::vector<std::unique_ptr<RendererUserScript>>& scripts) override;
 
   // ScriptInjector implementation.
   UserScript::InjectionType script_type() const override;
@@ -62,7 +63,7 @@ class UserScriptInjector : public ScriptInjector,
 
   // The associated user script. Owned by the UserScriptInjector that created
   // this object.
-  const UserScript* script_;
+  const RendererUserScript* script_;
 
   // The id of the associated user script. We cache this because when we update
   // the |script_| associated with this injection, the old referance may be