Use a direct include of utf_string_conversions.h in content/.

content/renderer/cpp_bound_class_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.
 
 // Tests for CppBoundClass, in conjunction with CppBindingExample.  Binds
 // a CppBindingExample class into JavaScript in a custom test shell and tests
 // the binding from the outside by loading JS into the shell.
 
-#include "base/utf_string_conversions.h"
+#include "base/strings/utf_string_conversions.h"
 #include "content/public/renderer/render_view_observer.h"
 #include "content/public/test/render_view_test.h"
 #include "third_party/WebKit/public/platform/WebURLRequest.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebDocument.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebElement.h"
 #include "webkit/renderer/cpp_binding_example.h"
 
 using webkit_glue::CppArgumentList;
 using webkit_glue::CppBindingExample;
 using webkit_glue::CppVariant;
@@ skipping 203 matching lines @@
 }
 
 // Ensures existent methods can be invoked successfully when the fallback method
 // is used
 TEST_F(CppBoundClassWithFallbackMethodTest,
        InvokeExistentMethodsWithFallback) {
   CheckTrue("example.echoValue(34) == 34");
 }
 
 }  // namespace content