Fix URL duplication when SetArgsForURL is called mutliple times.

shell/command_line_util_unittest.cc

 // Copyright 2014 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 "shell/command_line_util.h"
 
 #include "base/logging.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace shell {
@@ skipping 49 matching lines @@
   Context context;
   context.SetCommandLineCWD(base::FilePath("/root"));
   for (auto& expectation : EXPECTATIONS) {
     std::vector<std::string> args;
     GURL result(GetAppURLAndArgs(&context, expectation.args, &args));
     EXPECT_EQ(bool(expectation.url), result.is_valid());
     if (expectation.url && result.is_valid()) {
       EXPECT_EQ(GURL(expectation.url), result);
       std::vector<std::string> expected_args;
       if (expectation.values) {
-        if (*expectation.values)
-          expected_args.push_back(expectation.url);
         for (const char** value = expectation.values; *value; ++value)
           expected_args.push_back(*value);
       }
       EXPECT_EQ(expected_args, args);
     }
   }
 }
 
 }  // namespace
 }  // namespace shell