Update from https://crrev.com/327068

base/command_line.cc

Index: base/command_line.cc
diff --git a/base/command_line.cc b/base/command_line.cc
index d28a4b432187fd997303c3f1d392698461f02dec..61ff5c10c3813e74ffdedece08cc0bf14638716a 100644
--- a/base/command_line.cc
+++ b/base/command_line.cc
@@ -263,7 +263,12 @@ void CommandLine::SetProgram(const FilePath& program) {
 }
 
 bool CommandLine::HasSwitch(const std::string& switch_string) const {
-  return switches_.find(LowerASCIIOnWindows(switch_string)) != switches_.end();
+  DCHECK_EQ(StringToLowerASCII(switch_string), switch_string);
+  return switches_.find(switch_string) != switches_.end();
+}
+
+bool CommandLine::HasSwitch(const char string_constant[]) const {
+  return HasSwitch(std::string(string_constant));
 }
 
 std::string CommandLine::GetSwitchValueASCII(