Update SplitString calls in chrome.

chrome/renderer/safe_browsing/phishing_url_feature_extractor.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 "chrome/renderer/safe_browsing/phishing_url_feature_extractor.h"
 
 #include <algorithm>
 #include <string>
 #include <vector>
 
@@ skipping 40 matching lines @@
     }
     DCHECK_LT(registry_length, host.size()) << "Non-zero registry length, but "
         "host is only a TLD: " << host;
     size_t tld_start = host.size() - registry_length;
     if (!features->AddBooleanFeature(features::kUrlTldToken +
                                      host.substr(tld_start)))
       return false;
 
     // Pull off the TLD and the preceeding dot.
     host.erase(tld_start - 1);
-    std::vector<std::string> host_tokens;
-    base::SplitStringDontTrim(host, '.', &host_tokens);
-    // Get rid of any empty components.
-    std::vector<std::string>::iterator new_end =
-        std::remove(host_tokens.begin(), host_tokens.end(), "");
-    host_tokens.erase(new_end, host_tokens.end());
+    std::vector<std::string> host_tokens = base::SplitString(
+        host, ".", base::KEEP_WHITESPACE, base::SPLIT_WANT_NONEMPTY);
     if (host_tokens.empty()) {
       DVLOG(1) << "Could not find domain for host: " << host;
       return false;
     }
     if (!features->AddBooleanFeature(features::kUrlDomainToken +
                                      host_tokens.back()))
       return false;
     host_tokens.pop_back();
 
     // Now we're just left with the "other" host tokens.
@@ skipping 36 matching lines @@
        base::SplitStringPiece(full, kTokenSeparators, base::KEEP_WHITESPACE,
                               base::SPLIT_WANT_NONEMPTY)) {
     // Copy over only the splits that are 3 or more chars long.
     // TODO(bryner): Determine a meaningful min size.
     if (token.length() >= kMinPathComponentLength)
       tokens->push_back(token.as_string());
   }
 }
 
 }  // namespace safe_browsing