[Device Service] Move Gamepad Blink headers to be part of the Gamepad client library

device/gamepad/gamepad_standard_mappings.cc

 // Copyright 2014 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 "device/gamepad/gamepad_standard_mappings.h"
 
 namespace device {
 
-blink::WebGamepadButton AxisToButton(float input) {
+GamepadButton AxisToButton(float input) {
   float value = (input + 1.f) / 2.f;
   bool pressed = value > kDefaultButtonPressedThreshold;
   bool touched = value > 0.0f;
-  return blink::WebGamepadButton(pressed, touched, value);
+  return GamepadButton(pressed, touched, value);
 }
 
-blink::WebGamepadButton AxisNegativeAsButton(float input) {
+GamepadButton AxisNegativeAsButton(float input) {
   float value = (input < -0.5f) ? 1.f : 0.f;
   bool pressed = value > kDefaultButtonPressedThreshold;
   bool touched = value > 0.0f;
-  return blink::WebGamepadButton(pressed, touched, value);
+  return GamepadButton(pressed, touched, value);
 }
 
-blink::WebGamepadButton AxisPositiveAsButton(float input) {
+GamepadButton AxisPositiveAsButton(float input) {
   float value = (input > 0.5f) ? 1.f : 0.f;
   bool pressed = value > kDefaultButtonPressedThreshold;
   bool touched = value > 0.0f;
-  return blink::WebGamepadButton(pressed, touched, value);
+  return GamepadButton(pressed, touched, value);
 }
 
-blink::WebGamepadButton ButtonFromButtonAndAxis(blink::WebGamepadButton button,
-                                                float axis) {
+GamepadButton ButtonFromButtonAndAxis(GamepadButton button, float axis) {
   float value = (axis + 1.f) / 2.f;
-  return blink::WebGamepadButton(button.pressed, button.touched, value);
+  return GamepadButton(button.pressed, button.touched, value);
 }
 
-blink::WebGamepadButton NullButton() {
-  return blink::WebGamepadButton(false, false, 0.0);
+GamepadButton NullButton() {
+  return GamepadButton(false, false, 0.0);
 }
 
-void DpadFromAxis(blink::WebGamepad* mapped, float dir) {
+void DpadFromAxis(Gamepad* mapped, float dir) {
   bool up = false;
   bool right = false;
   bool down = false;
   bool left = false;
 
   // Dpad is mapped as a direction on one axis, where -1 is up and it
   // increases clockwise to 1, which is up + left. It's set to a large (> 1.f)
   // number when nothing is depressed, except on start up, sometimes it's 0.0
   // for no data, rather than the large number.
   if (dir != 0.0f) {
@@ skipping 11 matching lines @@
   mapped->buttons[BUTTON_INDEX_DPAD_RIGHT].value = right ? 1.f : 0.f;
   mapped->buttons[BUTTON_INDEX_DPAD_DOWN].pressed = down;
   mapped->buttons[BUTTON_INDEX_DPAD_DOWN].touched = down;
   mapped->buttons[BUTTON_INDEX_DPAD_DOWN].value = down ? 1.f : 0.f;
   mapped->buttons[BUTTON_INDEX_DPAD_LEFT].pressed = left;
   mapped->buttons[BUTTON_INDEX_DPAD_LEFT].touched = left;
   mapped->buttons[BUTTON_INDEX_DPAD_LEFT].value = left ? 1.f : 0.f;
 }
 
 }  // namespace device