Replace the old URL format for PVer4 requests with the new format.

components/safe_browsing_db/v4_protocol_manager_util_unittest.cc

Index: components/safe_browsing_db/v4_protocol_manager_util_unittest.cc
diff --git a/components/safe_browsing_db/v4_protocol_manager_util_unittest.cc b/components/safe_browsing_db/v4_protocol_manager_util_unittest.cc
index 0a997b645ae84f0c5ac3cf6a80704553cec9cabc..480dafd4a8df7a38badde7b7e7622c22d1ffd7f8 100644
--- a/components/safe_browsing_db/v4_protocol_manager_util_unittest.cc
+++ b/components/safe_browsing_db/v4_protocol_manager_util_unittest.cc
@@ -9,6 +9,7 @@
 #include "base/base64.h"
 #include "base/time/time.h"
 #include "net/base/escape.h"
+#include "net/http/http_request_headers.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 using base::Time;
@@ -107,16 +108,21 @@ TEST_F(SafeBrowsingV4ProtocolManagerUtilTest, TestBackOffLogic) {
   EXPECT_EQ(TimeDelta::FromHours(24), next);
 }
 
-TEST_F(SafeBrowsingV4ProtocolManagerUtilTest, TestGetRequestUrl) {
+TEST_F(SafeBrowsingV4ProtocolManagerUtilTest,
+       TestGetRequestUrlAndUpdateHeaders) {
   V4ProtocolConfig config;
   PopulateV4ProtocolConfig(&config);
 
   std::string expectedUrl =
-      "https://safebrowsing.googleapis.com/v4/someMethod/request_base64?"
-      "alt=proto&client_id=unittest&client_version=1.0&key=test_key_param";
-  EXPECT_EQ(expectedUrl, V4ProtocolManagerUtil::GetRequestUrl(
-                             "request_base64", "someMethod", config)
+      "https://safebrowsing.googleapis.com/v4/someMethod?"
+      "$req=request_base64&$ct=application/x-protobuf&key=test_key_param";
+  net::HttpRequestHeaders headers;
+  EXPECT_EQ(expectedUrl, V4ProtocolManagerUtil::GetRequestUrlAndUpdateHeaders(
+                             "request_base64", "someMethod", config, &headers)
                              .spec());
+  std::string header_value;
+  EXPECT_TRUE(headers.GetHeader("X-HTTP-Method-Override", &header_value));
+  EXPECT_EQ("POST", header_value);
 }
 
 }  // namespace safe_browsing