Tiny clean-up of ibus_cotroller.

BUG=None
TEST=1) ran unit_tests with and without touchui=1 2) built touchui=1 image and manually tested it.


Review URL: http://codereview.chromium.org/7976021

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@102243 0039d316-1c4b-4281-b951-d872f2087c98

chrome/browser/chromeos/input_method/ibus_controller.cc

@@ -101,15 +101,24 @@ InputMethodDescriptor::InputMethodDescriptor() {
 InputMethodDescriptor::~InputMethodDescriptor() {
 }
 
+InputMethodDescriptor::InputMethodDescriptor(
+    const std::string& in_id,
+    const std::string& in_keyboard_layout,
+    const std::string& in_virtual_keyboard_layouts,
+    const std::string& in_language_code)
+    : id_(in_id),
+      keyboard_layout_(in_keyboard_layout),
+      language_code_(in_language_code) {
+  DCHECK(keyboard_layout_.find(",") == std::string::npos);
+  base::SplitString(
+      in_virtual_keyboard_layouts, ',', &virtual_keyboard_layouts_);
+}
+
 // static
 InputMethodDescriptor
 InputMethodDescriptor::GetFallbackInputMethodDescriptor() {
-  InputMethodDescriptor desc;
-  desc.id_ = "xkb:us::eng";
-  desc.keyboard_layout_ = kFallbackLayout;
-  desc.virtual_keyboard_layouts_.push_back(kFallbackLayout);
-  desc.language_code_ = "eng";
-  return desc;
+  return InputMethodDescriptor(
+      "xkb:us::eng", kFallbackLayout, kFallbackLayout, "eng");
 }
 
 std::string InputMethodDescriptor::ToString() const {

chrome/browser/chromeos/input_method/ibus_controller.h

@@ -50,6 +50,12 @@ class InputMethodDescriptor {
   static InputMethodDescriptor GetFallbackInputMethodDescriptor();
 
  private:
+  // For GetFallbackInputMethodDescriptor(). Use the public constructor instead.
+  InputMethodDescriptor(const std::string& in_id,
+                        const std::string& in_keyboard_layout,
+                        const std::string& in_virtual_keyboard_layouts,
+                        const std::string& in_language_code);
+
   // An ID that identifies an input method engine (e.g., "t:latn-post",
   // "pinyin", "hangul").
   std::string id_;