Revert of Net: Stop treating partial HTTP headers as a valid response.

chrome/browser/chrome_service_worker_browsertest.cc

Index: chrome/browser/chrome_service_worker_browsertest.cc
diff --git a/chrome/browser/chrome_service_worker_browsertest.cc b/chrome/browser/chrome_service_worker_browsertest.cc
index 82a2f55d98c1f033e6f95294fd294be43d1a0d33..3a2042085e20dcc91310673aeec4c55d148bf720 100644
--- a/chrome/browser/chrome_service_worker_browsertest.cc
+++ b/chrome/browser/chrome_service_worker_browsertest.cc
@@ -53,7 +53,7 @@
                        CanShutDownWithRegisteredServiceWorker) {
   WriteFile(FILE_PATH_LITERAL("service_worker.js"), "");
   WriteFile(FILE_PATH_LITERAL("service_worker.js.mock-http-headers"),
-            "HTTP/1.0 200 OK\nContent-Type: text/javascript\n");
+            "HTTP/1.1 200 OK\nContent-Type: text/javascript");
 
   embedded_test_server()->ServeFilesFromDirectory(service_worker_dir_.path());
   ASSERT_TRUE(embedded_test_server()->InitializeAndWaitUntilReady());
@@ -80,7 +80,7 @@
                        CanCloseIncognitoWindowWithServiceWorkerController) {
   WriteFile(FILE_PATH_LITERAL("service_worker.js"), "");
   WriteFile(FILE_PATH_LITERAL("service_worker.js.mock-http-headers"),
-            "HTTP/1.0 200 OK\nContent-Type: text/javascript\n");
+            "HTTP/1.1 200 OK\nContent-Type: text/javascript");
   WriteFile(FILE_PATH_LITERAL("test.html"), "");
 
   embedded_test_server()->ServeFilesFromDirectory(service_worker_dir_.path());