Update SplitString calls in components

components/device_event_log/device_event_log_impl_unittest.cc

Index: components/device_event_log/device_event_log_impl_unittest.cc
diff --git a/components/device_event_log/device_event_log_impl_unittest.cc b/components/device_event_log/device_event_log_impl_unittest.cc
index 706039d9c647986cbaa2b029683288b9e8ceec56..0ef743bc1e8a999086fbbda3c3b9e1e292860d8a 100644
--- a/components/device_event_log/device_event_log_impl_unittest.cc
+++ b/components/device_event_log/device_event_log_impl_unittest.cc
@@ -53,14 +53,13 @@ class DeviceEventLogTest : public testing::Test {
  protected:
   std::string SkipTime(const std::string& input) {
     std::string output;
-    std::vector<std::string> lines;
-    base::SplitString(input, '\n', &lines);
-    for (size_t i = 0; i < lines.size(); ++i) {
-      size_t n = lines[i].find(']');
+    for (const std::string& line : base::SplitString(
+             input, "\n", base::KEEP_WHITESPACE, base::SPLIT_WANT_ALL)) {

[yzshen1, 2015/07/22 22:50:34]

TRIM_WHITESPACE

+      size_t n = line.find(']');
       if (n != std::string::npos)
-        output += "[time] " + lines[i].substr(n + 2) + '\n';
+        output += "[time] " + line.substr(n + 2) + '\n';
       else
-        output += lines[i];
+        output += line;
     }
     return output;
   }