Make SplitStringUsingSubstr have consistent args.

ui/events/ozone/evdev/libgestures_glue/gesture_property_provider.cc

 // Copyright 2014 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 "ui/events/ozone/evdev/libgestures_glue/gesture_property_provider.h"
 
 #include <fnmatch.h>
 #include <gestures/gestures.h>
 #include <libevdev/libevdev.h>
 #include <stdint.h>
@@ skipping 1018 matching lines @@
   //    ignored.
   // 2. Each entry takes up one and exactly one line in the file.
   // 3. No negation of the option value even if the option name is prefixed with
   //    "No" as it may cause problems for option names that does start with "No"
   //    (e.g., "Non-linearity").
 
   // Break the content into sections, lines and then pieces.
   // Sections are delimited by the "EndSection" keyword.
   // Lines are delimited by "\n".
   // Pieces are delimited by all white-spaces.
-  std::vector<std::string> sections;
-  base::SplitStringUsingSubstr(content, "EndSection", &sections);
-  for (size_t i = 0; i < sections.size(); ++i) {
+  for (const std::string& section :
+       base::SplitStringUsingSubstr(content, "EndSection",
+                                    base::TRIM_WHITESPACE,
+                                    base::SPLIT_WANT_ALL)) {
     // Create a new configuration section.
     configurations_.push_back(
         base::MakeUnique<internal::ConfigurationSection>());
     internal::ConfigurationSection* config = configurations_.back().get();
 
     // Break the section into lines.
-    base::StringTokenizer lines(sections[i], "\n");
+    base::StringTokenizer lines(section, "\n");
     bool is_input_class_section = true;
     bool has_checked_section_type = false;
     while (is_input_class_section && lines.GetNext()) {
       // Parse the line w.r.t. the xorg-conf format.
       std::string line(lines.token());
 
       // Skip empty lines.
       if (line.empty())
         continue;
 
@@ skipping 486 matching lines @@
 const GesturesPropProvider kGesturePropProvider = {
     GesturesPropFunctionsWrapper::CreateInt,
     GesturesPropFunctionsWrapper::CreateShort,
     GesturesPropFunctionsWrapper::CreateBool,
     GesturesPropFunctionsWrapper::CreateString,
     GesturesPropFunctionsWrapper::CreateReal,
     GesturesPropFunctionsWrapper::RegisterHandlers,
     GesturesPropFunctionsWrapper::Free};
 
 }  // namespace ui