Use ASCII strings for switch names.

chrome/installer/util/shell_util.cc

Index: chrome/installer/util/shell_util.cc
diff --git a/chrome/installer/util/shell_util.cc b/chrome/installer/util/shell_util.cc
index c4705a86166d615e6ad487b567f907b9fa01606a..d00e2623239d44dab6bece5de669cba054319f08 100644
--- a/chrome/installer/util/shell_util.cc
+++ b/chrome/installer/util/shell_util.cc
@@ -81,12 +81,13 @@ class RegistryEntry {
         start_menu_entry + ShellUtil::kRegDefaultIcon, icon_path));
 
     std::wstring install_info(start_menu_entry + L"\\InstallInfo");
+    // TODO: use CommandLine API instead of constructing command lines.
     entries->push_front(new RegistryEntry(install_info, L"ReinstallCommand",
-        quoted_exe_path + L" --" + switches::kMakeDefaultBrowser));
+        quoted_exe_path + L" --" + ASCIIToWide(switches::kMakeDefaultBrowser)));
     entries->push_front(new RegistryEntry(install_info, L"HideIconsCommand",
-        quoted_exe_path + L" --" + switches::kHideIcons));
+        quoted_exe_path + L" --" + ASCIIToWide(switches::kHideIcons)));
     entries->push_front(new RegistryEntry(install_info, L"ShowIconsCommand",
-        quoted_exe_path + L" --" + switches::kShowIcons));
+        quoted_exe_path + L" --" + ASCIIToWide(switches::kShowIcons)));
     entries->push_front(new RegistryEntry(install_info, L"IconsVisible", 1));
 
     std::wstring capabilities(start_menu_entry + L"\\Capabilities");