Rewrite std::string("") to std::string(), Linux edition.

net/cookies/canonical_cookie_unittest.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "net/cookies/canonical_cookie.h"
 
 #include "base/memory/scoped_ptr.h"
 #include "googleurl/src/gurl.h"
 #include "net/cookies/cookie_options.h"
 #include "testing/gtest/include/gtest/gtest.h"
@@ skipping 37 matching lines @@
   CanonicalCookie cookie(url, "A", "2", "www.example.com", "/test",
                          current_time, base::Time(), current_time, false,
                          false);
   EXPECT_EQ(url.GetOrigin().spec(), cookie.Source());
   EXPECT_EQ("A", cookie.Name());
   EXPECT_EQ("2", cookie.Value());
   EXPECT_EQ("www.example.com", cookie.Domain());
   EXPECT_EQ("/test", cookie.Path());
   EXPECT_FALSE(cookie.IsSecure());
 
-  CanonicalCookie cookie2(url, "A", "2", "", "", current_time, base::Time(),
-                          current_time, false, false);
+  CanonicalCookie cookie2(url,
+                          "A",
+                          "2",
+                          std::string(),
+                          std::string(),
+                          current_time,
+                          base::Time(),
+                          current_time,
+                          false,
+                          false);
   EXPECT_EQ(url.GetOrigin().spec(), cookie.Source());
   EXPECT_EQ("A", cookie2.Name());
   EXPECT_EQ("2", cookie2.Value());
   EXPECT_EQ("", cookie2.Domain());
   EXPECT_EQ("", cookie2.Path());
   EXPECT_FALSE(cookie2.IsSecure());
 
 }
 
 TEST(CanonicalCookieTest, Create) {
@@ skipping 210 matching lines @@
   CookieOptions options;
 
   scoped_ptr<CanonicalCookie> cookie(
       CanonicalCookie::Create(GURL("http://www.example.com"),
                               "A=2", creation_time, options));
   EXPECT_TRUE(cookie->IsOnPath("/"));
   EXPECT_TRUE(cookie->IsOnPath("/test"));
   EXPECT_TRUE(cookie->IsOnPath("/test/bar.html"));
 
   // Test the empty string edge case.
-  EXPECT_FALSE(cookie->IsOnPath(""));
+  EXPECT_FALSE(cookie->IsOnPath(std::string()));
 
   cookie.reset(
       CanonicalCookie::Create(GURL("http://www.example.com/test/foo.html"),
                               "A=2", creation_time, options));
   EXPECT_FALSE(cookie->IsOnPath("/"));
   EXPECT_TRUE(cookie->IsOnPath("/test"));
   EXPECT_TRUE(cookie->IsOnPath("/test/bar.html"));
   EXPECT_TRUE(cookie->IsOnPath("/test/sample/bar.html"));
 }
 
@@ skipping 35 matching lines @@
   options.set_include_httponly();
   cookie.reset(
       CanonicalCookie::Create(url, "A=2; HttpOnly", creation_time, options));
   EXPECT_TRUE(cookie->IsHttpOnly());
   EXPECT_TRUE(cookie->IncludeForRequestURL(url, options));
   options.set_exclude_httponly();
   EXPECT_FALSE(cookie->IncludeForRequestURL(url, options));
 }
 
 }  // namespace net