Revert of Replace std::string::find with base::StartsWith when comparing cookie paths.

net/cookies/cookie_store_unittest.h

Index: net/cookies/cookie_store_unittest.h
diff --git a/net/cookies/cookie_store_unittest.h b/net/cookies/cookie_store_unittest.h
index 7198f5084a21240fa468c9751ee6ec0ae45401c7..141cce564c864bac0e0fac24c53ccbb2ea1a9fb7 100644
--- a/net/cookies/cookie_store_unittest.h
+++ b/net/cookies/cookie_store_unittest.h
@@ -1298,34 +1298,6 @@
   EXPECT_EQ("D", it->Value());
 
   ASSERT_TRUE(++it == cookies.end());
-}
-
-TYPED_TEST_P(CookieStoreTest, DeleteCookieAsync) {
-  scoped_refptr<CookieStore> cs(this->GetCookieStore());
-
-  EXPECT_TRUE(
-      this->SetCookie(cs.get(), this->http_www_google_.url(), "A=A1; path=/"));
-  EXPECT_TRUE(this->SetCookie(cs.get(), this->http_www_google_.url(),
-                              "A=A2; path=/foo"));
-  EXPECT_TRUE(this->SetCookie(cs.get(), this->http_www_google_.url(),
-                              "A=A3; path=/bar"));
-  EXPECT_TRUE(
-      this->SetCookie(cs.get(), this->http_www_google_.url(), "B=B1; path=/"));
-  EXPECT_TRUE(this->SetCookie(cs.get(), this->http_www_google_.url(),
-                              "B=B2; path=/foo"));
-  EXPECT_TRUE(this->SetCookie(cs.get(), this->http_www_google_.url(),
-                              "B=B3; path=/bar"));
-
-  this->DeleteCookie(cs.get(), this->http_www_google_.AppendPath("foo/bar"),
-                     "A");
-
-  CookieList cookies = this->GetAllCookies(cs.get());
-  size_t expected_size = 4;
-  EXPECT_EQ(expected_size, cookies.size());
-  for (const auto& cookie : cookies) {
-    EXPECT_NE("A1", cookie.Value());
-    EXPECT_NE("A2", cookie.Value());
-  }
 }
 
 TYPED_TEST_P(CookieStoreTest, DeleteCanonicalCookieAsync) {
@@ -1422,7 +1394,6 @@
                            OverwritePersistentCookie,
                            CookieOrdering,
                            GetAllCookiesAsync,
-                           DeleteCookieAsync,
                            DeleteCanonicalCookieAsync,
                            DeleteSessionCookie);