Update some host_resolver()->AddRules in chrome/browser.

chrome/browser/net/cookie_policy_browsertest.cc

Index: chrome/browser/net/cookie_policy_browsertest.cc
diff --git a/chrome/browser/net/cookie_policy_browsertest.cc b/chrome/browser/net/cookie_policy_browsertest.cc
index 62b842dc3380e987d81d65650d80f403b3e7ad16..61f257a3fe35fba38c472d6a135dab7cd1b21776 100644
--- a/chrome/browser/net/cookie_policy_browsertest.cc
+++ b/chrome/browser/net/cookie_policy_browsertest.cc
@@ -26,6 +26,10 @@ class CookiePolicyBrowserTest : public InProcessBrowserTest {
  protected:
   CookiePolicyBrowserTest() {}
 
+  void SetUpOnMainThread() override {
+    host_resolver()->AddRule("*", "127.0.0.1");
+  }
+
  private:
   DISALLOW_COPY_AND_ASSIGN(CookiePolicyBrowserTest);
 };
@@ -72,8 +76,6 @@ IN_PROC_BROWSER_TEST_F(CookiePolicyBrowserTest,
       content::GetCookies(browser()->profile(), redirected_url);
   ASSERT_EQ("", cookie);
 
-  host_resolver()->AddRule("www.example.com", "127.0.0.1");
-
   ui_test_utils::NavigateToURL(browser(),
                                GURL(url.spec() + redirected_url.spec()));