Move code that doesn't depend on PPAPI out of remoting/client/plugin

remoting/client/plugin/touch_input_scaler.h

Index: remoting/client/plugin/touch_input_scaler.h
diff --git a/remoting/client/plugin/touch_input_scaler.h b/remoting/client/plugin/touch_input_scaler.h
deleted file mode 100644
index 51617918c7bd8fbec8631992adbaa17736ffe65d..0000000000000000000000000000000000000000
--- a/remoting/client/plugin/touch_input_scaler.h
+++ /dev/null
@@ -1,48 +0,0 @@
-// 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.
-
-#ifndef REMOTING_CLIENT_PLUGIN_TOUCH_INPUT_SCALER_H_
-#define REMOTING_CLIENT_PLUGIN_TOUCH_INPUT_SCALER_H_
-
-#include "remoting/protocol/input_filter.h"
-#include "third_party/webrtc/modules/desktop_capture/desktop_geometry.h"
-
-namespace remoting {
-
-namespace protocol {
-class TouchEvent;
-}  // namespace protocol
-
-// Scales the touch input coordinates to host coordinates and clamps so
-// that the values do not go outside the remote desktop.
-// Also resizes the touch size.
-class TouchInputScaler : public protocol::InputFilter {
- public:
-  TouchInputScaler() = default;
-  explicit TouchInputScaler(InputStub* input_stub);
-  ~TouchInputScaler() override;
-
-  // Set input and output desktop sizes.
-  void set_input_size(const webrtc::DesktopSize& size) {
-    input_size_.set(size.width() - 1, size.height() - 1);
-  }
-  void set_output_size(const webrtc::DesktopSize& size) {
-    output_size_.set(size.width() - 1, size.height() - 1);
-  }
-
-  // protocol::InputStub interface.
-  void InjectTouchEvent(const protocol::TouchEvent& event) override;
-
- private:
-  // Sizes for scaling and clamping coordinates and sizes.
-  // These hold the max-X,Y coordinates and not the actual width and height.
-  webrtc::DesktopSize input_size_;
-  webrtc::DesktopSize output_size_;
-
-  DISALLOW_COPY_AND_ASSIGN(TouchInputScaler);
-};
-
-}  // namespace remoting
-
-#endif  // REMOTING_CLIENT_PLUGIN_TOUCH_INPUT_SCALER_H_