Moving utility methods in data_reduction_proxy to util namespace

components/data_reduction_proxy/core/browser/data_reduction_proxy_bypass_protocol_unittest.cc

Index: components/data_reduction_proxy/core/browser/data_reduction_proxy_bypass_protocol_unittest.cc
diff --git a/components/data_reduction_proxy/core/browser/data_reduction_proxy_bypass_protocol_unittest.cc b/components/data_reduction_proxy/core/browser/data_reduction_proxy_bypass_protocol_unittest.cc
index 38b3e98644faec6c1d995021a3943753179f37b5..561204eb4d6c8833c7da83c0b2ece21b53953af4 100644
--- a/components/data_reduction_proxy/core/browser/data_reduction_proxy_bypass_protocol_unittest.cc
+++ b/components/data_reduction_proxy/core/browser/data_reduction_proxy_bypass_protocol_unittest.cc
@@ -337,21 +337,22 @@ TEST_F(DataReductionProxyProtocolTest, TestIdempotency) {
       { "PUT", true },
       { "DELETE", true },
       { "TRACE", true },
       { "POST", false },
       { "CONNECT", false },
   };
   for (size_t i = 0; i < arraysize(tests); ++i) {
     std::unique_ptr<net::URLRequest> request(context.CreateRequest(
         GURL("http://www.google.com/"), net::DEFAULT_PRIORITY, NULL));
     request->set_method(tests[i].method);
-    EXPECT_EQ(tests[i].expected_result, IsMethodIdempotent(request->method()));
+    EXPECT_EQ(tests[i].expected_result,
+              util::IsMethodIdempotent(request->method()));
   }
 }
 
 // After each test, the proxy retry info will contain zero, one, or two of the
 // data reduction proxies depending on whether no bypass was indicated by the
 // initial response, a single proxy bypass was indicated, or a double bypass
 // was indicated. In both the single and double bypass cases, if the request
 // was idempotent, it will be retried over a direct connection.
 TEST_F(DataReductionProxyProtocolTest, BypassLogic) {
   const struct {