Update SplitString calls in chrome.

chrome/browser/ui/webui/print_preview/print_preview_ui.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/browser/ui/webui/print_preview/print_preview_ui.h"
 
 #include <map>
 #include <vector>
 
 #include "base/id_map.h"
@@ skipping 111 matching lines @@
 bool HandleRequestCallback(
     const std::string& path,
     const content::WebUIDataSource::GotDataCallback& callback) {
   // ChromeWebUIDataSource handles most requests except for the print preview
   // data.
   if (!base::EndsWith(path, "/print.pdf", base::CompareCase::SENSITIVE))
     return false;
 
   // Print Preview data.
   scoped_refptr<base::RefCountedBytes> data;
-  std::vector<std::string> url_substr;
-  base::SplitString(path, '/', &url_substr);
+  std::vector<std::string> url_substr = base::SplitString(
+      path, "/", base::TRIM_WHITESPACE, base::SPLIT_WANT_ALL);
   int preview_ui_id = -1;
   int page_index = 0;
   if (url_substr.size() == 3 &&
       base::StringToInt(url_substr[0], &preview_ui_id),
       base::StringToInt(url_substr[1], &page_index) &&
       preview_ui_id >= 0) {
     PrintPreviewDataService::GetInstance()->GetDataEntry(
         preview_ui_id, page_index, &data);
   }
   if (data.get()) {
@@ skipping 510 matching lines @@
 }
 
 void PrintPreviewUI::SetSelectedFileForTesting(const base::FilePath& path) {
   handler_->FileSelected(path, 0, NULL);
 }
 
 void PrintPreviewUI::SetPdfSavedClosureForTesting(
     const base::Closure& closure) {
   handler_->SetPdfSavedClosureForTesting(closure);
 }