Use base::StartWith() in more places when appropriate.

chrome/browser/chromeos/input_method/input_method_util.cc

Index: chrome/browser/chromeos/input_method/input_method_util.cc
diff --git a/chrome/browser/chromeos/input_method/input_method_util.cc b/chrome/browser/chromeos/input_method/input_method_util.cc
index ba721371857a5fa25bd6e3974f3c519710976d0d..4caff1f58e67a617dcb362c60fda1acf6738acd5 100644
--- a/chrome/browser/chromeos/input_method/input_method_util.cc
+++ b/chrome/browser/chromeos/input_method/input_method_util.cc
@@ -392,7 +392,7 @@ std::string InputMethodUtil::GetLocalizedDisplayName(
     const InputMethodDescriptor& descriptor) const {
   // Localizes the input method name.
   const std::string& disp = descriptor.name();
-  if (disp.find("__MSG_") == 0) {
+  if (base::StartsWith(disp, "__MSG_", base::CompareCase::SENSITIVE)) {
     const InputMethodNameMap* map = kInputMethodNameMap;
     size_t map_size = arraysize(kInputMethodNameMap);
     std::string name = base::ToUpperASCII(disp);