Add decoration to the language button to indicate that a third party IME is in use

chrome/browser/chromeos/input_method/input_method_descriptor.cc

Index: chrome/browser/chromeos/input_method/input_method_descriptor.cc
diff --git a/chrome/browser/chromeos/input_method/input_method_descriptor.cc b/chrome/browser/chromeos/input_method/input_method_descriptor.cc
index a0e03d458058e7a9b4e7a658dec3f4df189f26ea..5e68ed3209a70aaf1a6bccff9530ab8533ffb4c2 100644
--- a/chrome/browser/chromeos/input_method/input_method_descriptor.cc
+++ b/chrome/browser/chromeos/input_method/input_method_descriptor.cc
@@ -19,14 +19,16 @@ const char kFallbackLayout[] = "us";
 InputMethodDescriptor::InputMethodDescriptor(const std::string& id,
                                              const std::string& name,
                                              const std::string& keyboard_layout,
-                                             const std::string& language_code)
+                                             const std::string& language_code,
+                                             bool third_party)
     : id_(id),
       name_(name),
       keyboard_layout_(keyboard_layout),
-      language_code_(language_code) {
+      language_code_(language_code),
+      third_party_(third_party) {
 }
 
-InputMethodDescriptor::InputMethodDescriptor() {
+InputMethodDescriptor::InputMethodDescriptor() : third_party_(false) {
 }
 
 InputMethodDescriptor::~InputMethodDescriptor() {
@@ -48,7 +50,8 @@ InputMethodDescriptor::GetFallbackInputMethodDescriptor() {
   return InputMethodDescriptor("xkb:us::eng",
                                "",
                                kFallbackLayout,
-                               "en-US");
+                               "en-US",
+                               false);
 }
 
 std::string InputMethodDescriptor::ToString() const {
@@ -56,7 +59,8 @@ std::string InputMethodDescriptor::ToString() const {
   stream << "id=" << id()
          << ", name=" << name()
          << ", keyboard_layout=" << keyboard_layout()
-         << ", language_code=" << language_code();
+         << ", language_code=" << language_code()
+         << ", third_party=" << third_party();
   return stream.str();
 }