Add GetTextInputMode function to TextInputClient.

ui/base/ime/input_method_ibus_unittest.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include <X11/Xlib.h>
 #undef Bool
 #undef FocusIn
 #undef FocusOut
 #undef None
 
@@ skipping 384 matching lines @@
   virtual void InsertChar(char16 ch, int flags) OVERRIDE {
     inserted_char_ = ch;
     inserted_char_flags_ = flags;
   }
   virtual gfx::NativeWindow GetAttachedWindow() const OVERRIDE {
     return static_cast<gfx::NativeWindow>(NULL);
   }
   virtual TextInputType GetTextInputType() const OVERRIDE {
     return input_type_;
   }
+  virtual TextInputMode GetTextInputMode() const OVERRIDE {
+    return TEXT_INPUT_MODE_DEFAULT;
+  }
   virtual bool CanComposeInline() const OVERRIDE {
     return can_compose_inline_;
   }
   virtual gfx::Rect GetCaretBounds() OVERRIDE {
     return caret_bounds_;
   }
   virtual bool GetCompositionCharacterBounds(uint32 index,
                                              gfx::Rect* rect) OVERRIDE {
     return false;
   }
@@ skipping 1284 matching lines @@
 
   // Do callback.
   success_consume_handler.RunCallback(KEYEVENT_CONSUME);
 
   EXPECT_EQ(0, ime_->process_key_event_post_ime_call_count());
 }
 
 // TODO(nona): Introduce ProcessKeyEventPostIME tests(crbug.com/156593).
 
 }  // namespace ui