Update StartsWith calls to use new versions in chrome and content

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 8164932a03c4c3b87c26458ce89a319396db9818..bdd8d942eeb014d285b89f00e65d5190ba7a30e0 100644
--- a/chrome/browser/chromeos/input_method/input_method_util.cc
+++ b/chrome/browser/chromeos/input_method/input_method_util.cc
@@ -429,7 +429,8 @@ bool InputMethodUtil::IsValidInputMethodId(
 
 // static
 bool InputMethodUtil::IsKeyboardLayout(const std::string& input_method_id) {
-  return base::StartsWithASCII(input_method_id, "xkb:", false) ||
+  return base::StartsWith(input_method_id, "xkb:",
+                          base::CompareCase::INSENSITIVE_ASCII) ||
          extension_ime_util::IsKeyboardLayoutExtension(input_method_id);
 }