Initial native keyboard proof of concept.

services/keyboard_native/keyboard_service_impl.cc

+// Copyright 2015 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 "services/keyboard_native/keyboard_service_impl.h"
+
+namespace keyboard {
+
+KeyboardServiceImpl::KeyboardServiceImpl(
+    mojo::InterfaceRequest<KeyboardService> request)
+    : strong_binding_(this, request.Pass()) {
+}
+
+KeyboardServiceImpl::~KeyboardServiceImpl() {
+}
+
+// KeyboardService implementation.
+void KeyboardServiceImpl::Show(KeyboardClientPtr client) {
+  keyboard::CompletionData completion_data;
+  completion_data.text = "blah";
+  completion_data.label = "blahblah";
+  client->CommitCompletion(completion_data.Clone());
+
+  keyboard::CorrectionData correction_data;
+  correction_data.old_text = "old text";
+  correction_data.new_text = "new text";
+  client->CommitCorrection(correction_data.Clone());
+
+  client->CommitText("", 0);
+  client->DeleteSurroundingText(0, 0);
+  client->SetComposingRegion(0, 0);
+  client->SetComposingText("", 0);
+  client->SetSelection(0, 1);
+}
+
+void KeyboardServiceImpl::ShowByRequest() {
+}
+
+void KeyboardServiceImpl::Hide() {
+}
+
+}  // namespace keyboard