Move EndsWith to base namespace.

mojo/runner/shell_apptest.cc

 // Copyright 2015 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 "base/base_paths.h"
 #include "base/bind.h"
 #include "base/files/file_path.h"
 #include "base/files/file_util.h"
 #include "base/path_service.h"
 #include "base/run_loop.h"
@@ skipping 166 matching lines @@
   pingable2->Ping("hello", callback);
   base::RunLoop().Run();
 }
 
 // mojo: URLs can have querystrings too
 TEST_F(ShellAppTest, MojoURLQueryHandling) {
   InterfacePtr<Pingable> pingable;
   application_impl()->ConnectToService("mojo:pingable_app?foo", &pingable);
   auto callback = [this](const String& app_url, const String& connection_url,
                          const String& message) {
-    EXPECT_TRUE(EndsWith(app_url, "/pingable_app.mojo", true));
+    EXPECT_TRUE(base::EndsWith(app_url, "/pingable_app.mojo", true));
     EXPECT_EQ(app_url.To<std::string>() + "?foo", connection_url);
     EXPECT_EQ("hello", message);
     base::MessageLoop::current()->Quit();
   };
   pingable->Ping("hello", callback);
   base::RunLoop().Run();
 }
 
 }  // namespace
 }  // namespace mojo