Convert string16 to base::string16 in content.

content/renderer/renderer_main_platform_delegate_win.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 "content/renderer/renderer_main_platform_delegate.h"
 
 #include "base/command_line.h"
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/strings/string16.h"
@@ skipping 20 matching lines @@
   if (render_thread) {
     render_thread->PreCacheFont(logfont);
   }
 }
 
 void SkiaPreCacheFontCharacters(const LOGFONT& logfont,
                                 const wchar_t* text,
                                 unsigned int text_length) {
   RenderThreadImpl* render_thread_impl = RenderThreadImpl::current();
   if (render_thread_impl) {
-    render_thread_impl->PreCacheFontCharacters(logfont,
-                                               string16(text, text_length));
+    render_thread_impl->PreCacheFontCharacters(
+        logfont,
+        base::string16(text, text_length));
   }
 }
 
 #if !defined(NDEBUG)
 LRESULT CALLBACK WindowsHookCBT(int code, WPARAM w_param, LPARAM l_param) {
   CHECK_NE(code, HCBT_CREATEWND)
       << "Should not be creating windows in the renderer!";
   return CallNextHookEx(NULL, code, w_param, l_param);
 }
 #endif  // !NDEBUG
@@ skipping 96 matching lines @@
     if (run_security_tests) {
       int test_count = 0;
       DVLOG(1) << "Running renderer security tests";
       BOOL result = run_security_tests(&test_count);
       CHECK(result) << "Test number " << test_count << " has failed.";
     }
   }
 }
 
 }  // namespace content