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

chrome/browser/extensions/zipfile_installer_unittest.cc

Index: chrome/browser/extensions/zipfile_installer_unittest.cc
diff --git a/chrome/browser/extensions/zipfile_installer_unittest.cc b/chrome/browser/extensions/zipfile_installer_unittest.cc
index e0fa78e55b232e358fc9ae61d0be55effaef648f..4c253a832f7261150f249a0fe6b795aea1ec4302 100644
--- a/chrome/browser/extensions/zipfile_installer_unittest.cc
+++ b/chrome/browser/extensions/zipfile_installer_unittest.cc
@@ -108,11 +108,11 @@ class ZipFileInstallerTest : public testing::Test {
  protected:
   scoped_refptr<ZipFileInstaller> zipfile_installer_;
 
-  scoped_ptr<TestingProfile> profile_;
+  std::unique_ptr<TestingProfile> profile_;
   ExtensionService* extension_service_;
 
   content::TestBrowserThreadBundle browser_threads_;
-  scoped_ptr<content::InProcessUtilityThreadHelper>
+  std::unique_ptr<content::InProcessUtilityThreadHelper>
       in_process_utility_thread_helper_;
   MockExtensionRegistryObserver observer_;