base/test/launcher: don't trim leading whitespace from test output

base/test/launcher/test_launcher.cc

Index: base/test/launcher/test_launcher.cc
diff --git a/base/test/launcher/test_launcher.cc b/base/test/launcher/test_launcher.cc
index 0b09004d87c75bccab5bc02eb6151e4737643de1..752672370ca873597fccbabdd3191848f809702a 100644
--- a/base/test/launcher/test_launcher.cc
+++ b/base/test/launcher/test_launcher.cc
@@ -570,7 +570,7 @@ void TestLauncher::OnTestFinished(const TestResult& result) {
   }
   if (print_snippet) {
     std::vector<std::string> snippet_lines;
-    SplitString(result.output_snippet, '\n', &snippet_lines);
+    SplitStringDontTrim(result.output_snippet, '\n', &snippet_lines);
     if (snippet_lines.size() > kOutputSnippetLinesLimit) {
       size_t truncated_size = snippet_lines.size() - kOutputSnippetLinesLimit;
       snippet_lines.erase(