Move GetFallbackInputMethodDescriptor function to InputMethodUtil.

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 213308041c9c5912b95bccd81981acf2d39af076..2eef8189313f323a867e1acba26d138edc22b9dc 100644
--- a/chrome/browser/chromeos/input_method/input_method_util.cc
+++ b/chrome/browser/chromeos/input_method/input_method_util.cc
@@ -601,7 +601,7 @@ std::string InputMethodUtil::GetHardwareInputMethodId() const {
     // This is totally fine if it's empty. The hardware keyboard layout is
     // not stored if startup_manifest.json (OEM customization data) is not
     // present (ex. Cr48 doen't have that file).
-    return InputMethodDescriptor::GetFallbackInputMethodDescriptor().id();
+    return GetFallbackInputMethodDescriptor().id();
   }
   return input_method_id;
 }
@@ -619,6 +619,15 @@ void InputMethodUtil::SetComponentExtensions(
   }
 }
 
+InputMethodDescriptor InputMethodUtil::GetFallbackInputMethodDescriptor() {
+  return InputMethodDescriptor("xkb:us::eng",
+                               "",
+                               "us",
+                               "en-US",
+                               "",  // options page, not available.
+                               false);
+}
+
 void InputMethodUtil::ReloadInternalMaps() {
   if (supported_input_methods_->size() <= 1) {
     DVLOG(1) << "GetSupportedInputMethods returned a fallback ID";