Move TrimWhitespace to the base namespace.

ui/base/clipboard/clipboard_util_win.cc

Index: ui/base/clipboard/clipboard_util_win.cc
diff --git a/ui/base/clipboard/clipboard_util_win.cc b/ui/base/clipboard/clipboard_util_win.cc
index 1a42e3221fe82118e73ee34135927072341aed2d..85f8e1d52bd03a0a7571f50622035775b13c377a 100644
--- a/ui/base/clipboard/clipboard_util_win.cc
+++ b/ui/base/clipboard/clipboard_util_win.cc
@@ -456,7 +456,7 @@ void ClipboardUtil::CFHtmlToHtml(const std::string& cf_html,
       fragment_start != std::string::npos &&
       fragment_end != std::string::npos) {
     *html = cf_html.substr(fragment_start, fragment_end - fragment_start);
-    TrimWhitespace(*html, TRIM_ALL, html);
+    base::TrimWhitespace(*html, base::TRIM_ALL, html);
   }
 }
 
@@ -474,7 +474,7 @@ void ClipboardUtil::CFHtmlExtractMetadata(const std::string& cf_html,
       size_t src_start = line_start + src_url_str.length();
       if (src_end != std::string::npos && src_start != std::string::npos) {
         *base_url = cf_html.substr(src_start, src_end - src_start);
-        TrimWhitespace(*base_url, TRIM_ALL, base_url);
+        base::TrimWhitespace(*base_url, base::TRIM_ALL, base_url);
       }
     }
   }