Ensure tests have an active task runner

chrome/browser/extensions/api/declarative_webrequest/webrequest_action_unittest.cc

Index: chrome/browser/extensions/api/declarative_webrequest/webrequest_action_unittest.cc
diff --git a/chrome/browser/extensions/api/declarative_webrequest/webrequest_action_unittest.cc b/chrome/browser/extensions/api/declarative_webrequest/webrequest_action_unittest.cc
index d581e5f2b1f2ec6c36e9090f86d7669dba31be38..353f715b84e46f2106818a085206a4b38de2a228 100644
--- a/chrome/browser/extensions/api/declarative_webrequest/webrequest_action_unittest.cc
+++ b/chrome/browser/extensions/api/declarative_webrequest/webrequest_action_unittest.cc
@@ -91,6 +91,10 @@ class WebRequestActionWithThreadsTest : public testing::Test {
   // executable for http://clients1.google.com.
   void CheckActionNeedsAllUrls(const char* action, RequestStage stage);
 
+ private:
+  content::TestBrowserThreadBundle thread_bundle_;
+
+ protected:
   net::TestURLRequestContext context_;
 
   // An extension with *.com host permissions and the DWR permission.
@@ -98,9 +102,6 @@ class WebRequestActionWithThreadsTest : public testing::Test {
   // An extension with host permissions for all URLs and the DWR permission.
   scoped_refptr<Extension> extension_all_urls_;
   scoped_refptr<InfoMap> extension_info_map_;
-
- private:
-  content::TestBrowserThreadBundle thread_bundle_;
 };
 
 void WebRequestActionWithThreadsTest::SetUp() {