Remove openglui embedder code

runtime/embedders/openglui/common/input_handler.cc

-// Copyright (c) 2013, the Dart project authors.  Please see the AUTHORS file
-// for details. All rights reserved. Use of this source code is governed by a
-// BSD-style license that can be found in the LICENSE file.
-
-#include "embedders/openglui/common/input_handler.h"
-#include "embedders/openglui/common/log.h"
-
-InputHandler::InputHandler(VMGlue* vm_glue)
-  : vm_glue_(vm_glue) {
-}
-
-int InputHandler::OnMotionEvent(MotionEvent event,
-                                int64_t when,
-                                float x,
-                                float y) {
-  const char *function = NULL;
-  // For now we just keep this simple. There are
-  // no click events or mouseover events.
-  switch (event) {
-    case kMotionDown:
-      function = "onMouseDown_";
-      break;
-    case kMotionUp:
-      function = "onMouseUp_";
-      break;
-    case kMotionMove:
-      function = "onMouseMove_";
-      break;
-    case kMotionCancel:
-      break;
-    case kMotionOutside:
-      break;
-    case kMotionPointerDown:
-      break;
-    case kMotionPointerUp:
-      break;
-    default:
-      return -1;
-  }
-  if (function == NULL) {
-    return 0;
-  } else {
-    return vm_glue_->OnMotionEvent(function, when, x, y);
-  }
-}
-
-int InputHandler::OnKeyEvent(KeyEvent event,
-                             int64_t when,
-                             int32_t key_code,
-                             bool isAltKeyDown,
-                             bool isCtrlKeyDown,
-                             bool isShiftKeyDown,
-                             int32_t repeat) {
-  const char *function = NULL;
-  switch (event) {
-    case kKeyDown:
-      function = "onKeyDown_";
-      break;
-    case kKeyUp:
-      function = "onKeyUp_";
-      break;
-    case kKeyMultiple:
-      return -1;  // TODO(gram): handle this.
-      break;
-    default:
-      return -1;
-  }
-  return vm_glue_->OnKeyEvent(function, when, key_code,
-                              isAltKeyDown, isCtrlKeyDown, isShiftKeyDown,
-                              repeat);
-}
-
-void InputHandler::OnAccelerometerEvent(float x, float y, float z) {
-  vm_glue_->OnAccelerometerEvent(x, y, z);
-}
-