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

device/gamepad/gamepad_standard_mappings_linux.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 <stddef.h>
 
 #include "base/macros.h"
 #include "device/gamepad/gamepad_standard_mappings.h"
 
 namespace device {
 
 namespace {
 
-void MapperXInputStyleGamepad(const blink::WebGamepad& input,
-                              blink::WebGamepad* mapped) {
+void MapperXInputStyleGamepad(const Gamepad& input, Gamepad* mapped) {
   *mapped = input;
   mapped->buttons[BUTTON_INDEX_LEFT_TRIGGER] = AxisToButton(input.axes[2]);
   mapped->buttons[BUTTON_INDEX_RIGHT_TRIGGER] = AxisToButton(input.axes[5]);
   mapped->buttons[BUTTON_INDEX_BACK_SELECT] = input.buttons[6];
   mapped->buttons[BUTTON_INDEX_START] = input.buttons[7];
   mapped->buttons[BUTTON_INDEX_LEFT_THUMBSTICK] = input.buttons[9];
   mapped->buttons[BUTTON_INDEX_RIGHT_THUMBSTICK] = input.buttons[10];
   mapped->buttons[BUTTON_INDEX_DPAD_UP] = AxisNegativeAsButton(input.axes[7]);
   mapped->buttons[BUTTON_INDEX_DPAD_DOWN] = AxisPositiveAsButton(input.axes[7]);
   mapped->buttons[BUTTON_INDEX_DPAD_LEFT] = AxisNegativeAsButton(input.axes[6]);
   mapped->buttons[BUTTON_INDEX_DPAD_RIGHT] =
       AxisPositiveAsButton(input.axes[6]);
   mapped->buttons[BUTTON_INDEX_META] = input.buttons[8];
   mapped->axes[AXIS_INDEX_RIGHT_STICK_X] = input.axes[3];
   mapped->axes[AXIS_INDEX_RIGHT_STICK_Y] = input.axes[4];
   mapped->buttons_length = BUTTON_INDEX_COUNT;
   mapped->axes_length = AXIS_INDEX_COUNT;
 }
 
-void MapperXboxOneHidGamepad(const blink::WebGamepad& input,
-                             blink::WebGamepad* mapped) {
+void MapperXboxOneHidGamepad(const Gamepad& input, Gamepad* mapped) {
   *mapped = input;
 
   mapped->buttons[BUTTON_INDEX_PRIMARY] = input.buttons[0];
   mapped->buttons[BUTTON_INDEX_SECONDARY] = input.buttons[1];
   mapped->buttons[BUTTON_INDEX_TERTIARY] = input.buttons[3];
   mapped->buttons[BUTTON_INDEX_QUATERNARY] = input.buttons[4];
   mapped->buttons[BUTTON_INDEX_LEFT_SHOULDER] = input.buttons[6];
   mapped->buttons[BUTTON_INDEX_RIGHT_SHOULDER] = input.buttons[7];
   mapped->buttons[BUTTON_INDEX_LEFT_TRIGGER] = AxisToButton(input.axes[5]);
   mapped->buttons[BUTTON_INDEX_RIGHT_TRIGGER] = AxisToButton(input.axes[4]);
   mapped->buttons[BUTTON_INDEX_BACK_SELECT] = NullButton();
   mapped->buttons[BUTTON_INDEX_START] = input.buttons[11];
   mapped->buttons[BUTTON_INDEX_LEFT_THUMBSTICK] = input.buttons[13];
   mapped->buttons[BUTTON_INDEX_RIGHT_THUMBSTICK] = input.buttons[14];
   mapped->buttons[BUTTON_INDEX_DPAD_UP] = AxisNegativeAsButton(input.axes[7]);
   mapped->buttons[BUTTON_INDEX_DPAD_DOWN] = AxisPositiveAsButton(input.axes[7]);
   mapped->buttons[BUTTON_INDEX_DPAD_LEFT] = AxisNegativeAsButton(input.axes[6]);
   mapped->buttons[BUTTON_INDEX_DPAD_RIGHT] =
       AxisPositiveAsButton(input.axes[6]);
   mapped->axes[AXIS_INDEX_RIGHT_STICK_Y] = input.axes[3];
 
   mapped->buttons_length = BUTTON_INDEX_COUNT - 1; /* no meta */
   mapped->axes_length = AXIS_INDEX_COUNT;
 }
 
-void MapperLakeviewResearch(const blink::WebGamepad& input,
-                            blink::WebGamepad* mapped) {
+void MapperLakeviewResearch(const Gamepad& input, Gamepad* mapped) {
   *mapped = input;
   mapped->buttons[BUTTON_INDEX_PRIMARY] = input.buttons[2];
   mapped->buttons[BUTTON_INDEX_TERTIARY] = input.buttons[3];
   mapped->buttons[BUTTON_INDEX_QUATERNARY] = input.buttons[0];
   mapped->buttons[BUTTON_INDEX_LEFT_SHOULDER] = input.buttons[6];
   mapped->buttons[BUTTON_INDEX_RIGHT_SHOULDER] = input.buttons[7];
   mapped->buttons[BUTTON_INDEX_LEFT_TRIGGER] = input.buttons[4];
   mapped->buttons[BUTTON_INDEX_RIGHT_TRIGGER] = input.buttons[5];
   mapped->buttons[BUTTON_INDEX_BACK_SELECT] = input.buttons[9];
   mapped->buttons[BUTTON_INDEX_START] = input.buttons[8];
   mapped->buttons[BUTTON_INDEX_DPAD_UP] = AxisNegativeAsButton(input.axes[5]);
   mapped->buttons[BUTTON_INDEX_DPAD_DOWN] = AxisPositiveAsButton(input.axes[5]);
   mapped->buttons[BUTTON_INDEX_DPAD_LEFT] = AxisNegativeAsButton(input.axes[4]);
   mapped->buttons[BUTTON_INDEX_DPAD_RIGHT] =
       AxisPositiveAsButton(input.axes[4]);
   mapped->buttons_length = BUTTON_INDEX_COUNT - 1;  // no Meta on this device
   mapped->axes_length = AXIS_INDEX_COUNT;
 }
 
-void MapperPlaystationSixAxis(const blink::WebGamepad& input,
-                              blink::WebGamepad* mapped) {
+void MapperPlaystationSixAxis(const Gamepad& input, Gamepad* mapped) {
   *mapped = input;
   mapped->buttons[BUTTON_INDEX_PRIMARY] = input.buttons[14];
   mapped->buttons[BUTTON_INDEX_SECONDARY] = input.buttons[13];
   mapped->buttons[BUTTON_INDEX_TERTIARY] = input.buttons[15];
   mapped->buttons[BUTTON_INDEX_QUATERNARY] = input.buttons[12];
   mapped->buttons[BUTTON_INDEX_LEFT_SHOULDER] = input.buttons[10];
   mapped->buttons[BUTTON_INDEX_RIGHT_SHOULDER] = input.buttons[11];
   mapped->buttons[BUTTON_INDEX_LEFT_TRIGGER] = AxisToButton(input.axes[12]);
   mapped->buttons[BUTTON_INDEX_RIGHT_TRIGGER] = AxisToButton(input.axes[13]);
   mapped->buttons[BUTTON_INDEX_BACK_SELECT] = input.buttons[0];
   mapped->buttons[BUTTON_INDEX_START] = input.buttons[3];
   mapped->buttons[BUTTON_INDEX_LEFT_THUMBSTICK] = input.buttons[1];
   mapped->buttons[BUTTON_INDEX_RIGHT_THUMBSTICK] = input.buttons[2];
   mapped->buttons[BUTTON_INDEX_DPAD_UP] = AxisToButton(input.axes[8]);
   mapped->buttons[BUTTON_INDEX_DPAD_DOWN] = AxisToButton(input.axes[10]);
   mapped->buttons[BUTTON_INDEX_DPAD_LEFT] = input.buttons[7];
   mapped->buttons[BUTTON_INDEX_DPAD_RIGHT] = AxisToButton(input.axes[9]);
   mapped->buttons[BUTTON_INDEX_META] = input.buttons[16];
 
   mapped->buttons_length = BUTTON_INDEX_COUNT;
   mapped->axes_length = AXIS_INDEX_COUNT;
 }
 
-void MapperDualshock4(const blink::WebGamepad& input,
-                      blink::WebGamepad* mapped) {
+void MapperDualshock4(const Gamepad& input, Gamepad* mapped) {
   enum Dualshock4Buttons {
     DUALSHOCK_BUTTON_TOUCHPAD = BUTTON_INDEX_COUNT,
     DUALSHOCK_BUTTON_COUNT
   };
 
   *mapped = input;
   mapped->buttons[BUTTON_INDEX_PRIMARY] = input.buttons[1];
   mapped->buttons[BUTTON_INDEX_SECONDARY] = input.buttons[2];
   mapped->buttons[BUTTON_INDEX_TERTIARY] = input.buttons[0];
   mapped->buttons[BUTTON_INDEX_QUATERNARY] = input.buttons[3];
@@ skipping 11 matching lines @@
   mapped->buttons[BUTTON_INDEX_DPAD_RIGHT] =
       AxisPositiveAsButton(input.axes[6]);
   mapped->buttons[BUTTON_INDEX_META] = input.buttons[12];
   mapped->buttons[DUALSHOCK_BUTTON_TOUCHPAD] = input.buttons[13];
   mapped->axes[AXIS_INDEX_RIGHT_STICK_Y] = input.axes[5];
 
   mapped->buttons_length = DUALSHOCK_BUTTON_COUNT;
   mapped->axes_length = AXIS_INDEX_COUNT;
 }
 
-void MapperIBuffalo(const blink::WebGamepad& input, blink::WebGamepad* mapped) {
+void MapperIBuffalo(const Gamepad& input, Gamepad* mapped) {
   *mapped = input;
   mapped->buttons[BUTTON_INDEX_PRIMARY] = input.buttons[1];
   mapped->buttons[BUTTON_INDEX_SECONDARY] = input.buttons[0];
   mapped->buttons[BUTTON_INDEX_TERTIARY] = input.buttons[3];
   mapped->buttons[BUTTON_INDEX_QUATERNARY] = input.buttons[2];
   mapped->buttons[BUTTON_INDEX_BACK_SELECT] = input.buttons[6];
   mapped->buttons[BUTTON_INDEX_START] = input.buttons[7];
   mapped->buttons[BUTTON_INDEX_LEFT_TRIGGER] = input.buttons[4];
   mapped->buttons[BUTTON_INDEX_RIGHT_TRIGGER] = input.buttons[5];
   mapped->buttons[BUTTON_INDEX_DPAD_UP] = AxisNegativeAsButton(input.axes[1]);
   mapped->buttons[BUTTON_INDEX_DPAD_DOWN] = AxisPositiveAsButton(input.axes[1]);
   mapped->buttons[BUTTON_INDEX_DPAD_LEFT] = AxisNegativeAsButton(input.axes[0]);
   mapped->buttons[BUTTON_INDEX_DPAD_RIGHT] =
       AxisPositiveAsButton(input.axes[0]);
   mapped->buttons_length = BUTTON_INDEX_COUNT - 1; /* no meta */
   mapped->axes_length = 2;
 }
 
-void MapperXGEAR(const blink::WebGamepad& input, blink::WebGamepad* mapped) {
+void MapperXGEAR(const Gamepad& input, Gamepad* mapped) {
   *mapped = input;
   mapped->buttons[BUTTON_INDEX_PRIMARY] = input.buttons[2];
   mapped->buttons[BUTTON_INDEX_SECONDARY] = input.buttons[1];
   mapped->buttons[BUTTON_INDEX_TERTIARY] = input.buttons[3];
   mapped->buttons[BUTTON_INDEX_QUATERNARY] = input.buttons[0];
   mapped->buttons[BUTTON_INDEX_LEFT_SHOULDER] = input.buttons[6];
   mapped->buttons[BUTTON_INDEX_RIGHT_SHOULDER] = input.buttons[7];
   mapped->buttons[BUTTON_INDEX_LEFT_TRIGGER] = input.buttons[4];
   mapped->buttons[BUTTON_INDEX_RIGHT_TRIGGER] = input.buttons[5];
   mapped->buttons[BUTTON_INDEX_DPAD_UP] = AxisNegativeAsButton(input.axes[5]);
   mapped->buttons[BUTTON_INDEX_DPAD_DOWN] = AxisPositiveAsButton(input.axes[5]);
   mapped->buttons[BUTTON_INDEX_DPAD_LEFT] = AxisNegativeAsButton(input.axes[4]);
   mapped->buttons[BUTTON_INDEX_DPAD_RIGHT] =
       AxisPositiveAsButton(input.axes[4]);
   mapped->axes[AXIS_INDEX_RIGHT_STICK_X] = input.axes[3];
   mapped->axes[AXIS_INDEX_RIGHT_STICK_Y] = input.axes[2];
   mapped->buttons_length = BUTTON_INDEX_COUNT - 1;  // no Meta on this device
   mapped->axes_length = AXIS_INDEX_COUNT;
 }
 
-void MapperDragonRiseGeneric(const blink::WebGamepad& input,
-                             blink::WebGamepad* mapped) {
+void MapperDragonRiseGeneric(const Gamepad& input, Gamepad* mapped) {
   *mapped = input;
   mapped->buttons[BUTTON_INDEX_DPAD_UP] = AxisNegativeAsButton(input.axes[6]);
   mapped->buttons[BUTTON_INDEX_DPAD_DOWN] = AxisPositiveAsButton(input.axes[6]);
   mapped->buttons[BUTTON_INDEX_DPAD_LEFT] = AxisNegativeAsButton(input.axes[5]);
   mapped->buttons[BUTTON_INDEX_DPAD_RIGHT] =
       AxisPositiveAsButton(input.axes[5]);
   mapped->axes[AXIS_INDEX_LEFT_STICK_X] = input.axes[0];
   mapped->axes[AXIS_INDEX_LEFT_STICK_Y] = input.axes[1];
   mapped->axes[AXIS_INDEX_RIGHT_STICK_X] = input.axes[3];
   mapped->axes[AXIS_INDEX_RIGHT_STICK_Y] = input.axes[4];
   mapped->buttons_length = BUTTON_INDEX_COUNT - 1;  // no Meta on this device
   mapped->axes_length = AXIS_INDEX_COUNT;
 }
 
-void MapperOnLiveWireless(const blink::WebGamepad& input,
-                          blink::WebGamepad* mapped) {
+void MapperOnLiveWireless(const Gamepad& input, Gamepad* mapped) {
   *mapped = input;
   mapped->buttons[BUTTON_INDEX_LEFT_TRIGGER] = AxisToButton(input.axes[2]);
   mapped->buttons[BUTTON_INDEX_RIGHT_TRIGGER] = AxisToButton(input.axes[5]);
   mapped->buttons[BUTTON_INDEX_BACK_SELECT] = input.buttons[6];
   mapped->buttons[BUTTON_INDEX_START] = input.buttons[7];
   mapped->buttons[BUTTON_INDEX_LEFT_THUMBSTICK] = input.buttons[9];
   mapped->buttons[BUTTON_INDEX_RIGHT_THUMBSTICK] = input.buttons[10];
   mapped->buttons[BUTTON_INDEX_DPAD_UP] = AxisNegativeAsButton(input.axes[7]);
   mapped->buttons[BUTTON_INDEX_DPAD_DOWN] = AxisPositiveAsButton(input.axes[7]);
   mapped->buttons[BUTTON_INDEX_DPAD_LEFT] = AxisNegativeAsButton(input.axes[6]);
   mapped->buttons[BUTTON_INDEX_DPAD_RIGHT] =
       AxisPositiveAsButton(input.axes[6]);
   mapped->buttons[BUTTON_INDEX_META] = input.buttons[8];
   mapped->axes[AXIS_INDEX_RIGHT_STICK_X] = input.axes[3];
   mapped->axes[AXIS_INDEX_RIGHT_STICK_Y] = input.axes[4];
 
   mapped->buttons_length = BUTTON_INDEX_COUNT;
   mapped->axes_length = AXIS_INDEX_COUNT;
 }
 
-void MapperADT1(const blink::WebGamepad& input, blink::WebGamepad* mapped) {
+void MapperADT1(const Gamepad& input, Gamepad* mapped) {
   *mapped = input;
   mapped->buttons[BUTTON_INDEX_LEFT_TRIGGER] = AxisToButton(input.axes[5]);
   mapped->buttons[BUTTON_INDEX_RIGHT_TRIGGER] = AxisToButton(input.axes[4]);
   mapped->buttons[BUTTON_INDEX_BACK_SELECT] = NullButton();
   mapped->buttons[BUTTON_INDEX_START] = NullButton();
   mapped->buttons[BUTTON_INDEX_LEFT_THUMBSTICK] = input.buttons[7];
   mapped->buttons[BUTTON_INDEX_RIGHT_THUMBSTICK] = input.buttons[8];
   mapped->buttons[BUTTON_INDEX_DPAD_UP] = AxisNegativeAsButton(input.axes[7]);
   mapped->buttons[BUTTON_INDEX_DPAD_DOWN] = AxisPositiveAsButton(input.axes[7]);
   mapped->buttons[BUTTON_INDEX_DPAD_LEFT] = AxisNegativeAsButton(input.axes[6]);
   mapped->buttons[BUTTON_INDEX_DPAD_RIGHT] =
       AxisPositiveAsButton(input.axes[6]);
   mapped->buttons[BUTTON_INDEX_META] = input.buttons[6];
 
   mapped->buttons_length = BUTTON_INDEX_COUNT;
   mapped->axes_length = AXIS_INDEX_COUNT;
 }
 
-void MapperNvShield(const blink::WebGamepad& input, blink::WebGamepad* mapped) {
+void MapperNvShield(const Gamepad& input, Gamepad* mapped) {
   *mapped = input;
   mapped->buttons[BUTTON_INDEX_LEFT_TRIGGER] = AxisToButton(input.axes[5]);
   mapped->buttons[BUTTON_INDEX_RIGHT_TRIGGER] = AxisToButton(input.axes[4]);
   mapped->buttons[BUTTON_INDEX_BACK_SELECT] = NullButton();
   mapped->buttons[BUTTON_INDEX_START] = input.buttons[7];
   mapped->buttons[BUTTON_INDEX_LEFT_THUMBSTICK] = input.buttons[8];
   mapped->buttons[BUTTON_INDEX_RIGHT_THUMBSTICK] = input.buttons[9];
   mapped->buttons[BUTTON_INDEX_DPAD_UP] = AxisNegativeAsButton(input.axes[7]);
   mapped->buttons[BUTTON_INDEX_DPAD_DOWN] = AxisPositiveAsButton(input.axes[7]);
   mapped->buttons[BUTTON_INDEX_DPAD_LEFT] = AxisNegativeAsButton(input.axes[6]);
   mapped->buttons[BUTTON_INDEX_DPAD_RIGHT] =
       AxisPositiveAsButton(input.axes[6]);
   mapped->buttons[BUTTON_INDEX_META] = input.buttons[6];
 
   mapped->buttons_length = BUTTON_INDEX_COUNT;
   mapped->axes_length = AXIS_INDEX_COUNT;
 }
 
-void MapperOUYA(const blink::WebGamepad& input, blink::WebGamepad* mapped) {
+void MapperOUYA(const Gamepad& input, Gamepad* mapped) {
   *mapped = input;
   mapped->buttons[BUTTON_INDEX_PRIMARY] = input.buttons[0];
   mapped->buttons[BUTTON_INDEX_SECONDARY] = input.buttons[3];
   mapped->buttons[BUTTON_INDEX_TERTIARY] = input.buttons[1];
   mapped->buttons[BUTTON_INDEX_QUATERNARY] = input.buttons[2];
   mapped->buttons[BUTTON_INDEX_LEFT_SHOULDER] = input.buttons[4];
   mapped->buttons[BUTTON_INDEX_RIGHT_SHOULDER] = input.buttons[5];
   mapped->buttons[BUTTON_INDEX_LEFT_TRIGGER] = AxisToButton(input.axes[2]);
   mapped->buttons[BUTTON_INDEX_RIGHT_TRIGGER] = AxisToButton(input.axes[5]);
   mapped->buttons[BUTTON_INDEX_BACK_SELECT] = NullButton();
   mapped->buttons[BUTTON_INDEX_START] = NullButton();
   mapped->buttons[BUTTON_INDEX_LEFT_THUMBSTICK] = input.buttons[6];
   mapped->buttons[BUTTON_INDEX_RIGHT_THUMBSTICK] = input.buttons[7];
   mapped->buttons[BUTTON_INDEX_DPAD_UP] = input.buttons[8];
   mapped->buttons[BUTTON_INDEX_DPAD_DOWN] = input.buttons[9];
   mapped->buttons[BUTTON_INDEX_DPAD_LEFT] = input.buttons[10];
   mapped->buttons[BUTTON_INDEX_DPAD_RIGHT] = input.buttons[11];
   mapped->buttons[BUTTON_INDEX_META] = input.buttons[15];
   mapped->axes[AXIS_INDEX_RIGHT_STICK_X] = input.axes[3];
   mapped->axes[AXIS_INDEX_RIGHT_STICK_Y] = input.axes[4];
 
   mapped->buttons_length = BUTTON_INDEX_COUNT;
   mapped->axes_length = AXIS_INDEX_COUNT;
 }
 
-void MapperRazerServal(const blink::WebGamepad& input,
-                       blink::WebGamepad* mapped) {
+void MapperRazerServal(const Gamepad& input, Gamepad* mapped) {
   *mapped = input;
   mapped->buttons[BUTTON_INDEX_LEFT_TRIGGER] = AxisToButton(input.axes[5]);
   mapped->buttons[BUTTON_INDEX_RIGHT_TRIGGER] = AxisToButton(input.axes[4]);
   mapped->buttons[BUTTON_INDEX_BACK_SELECT] = input.buttons[6];
   mapped->buttons[BUTTON_INDEX_START] = input.buttons[7];
   mapped->buttons[BUTTON_INDEX_LEFT_THUMBSTICK] = input.buttons[9];
   mapped->buttons[BUTTON_INDEX_RIGHT_THUMBSTICK] = input.buttons[10];
   mapped->buttons[BUTTON_INDEX_DPAD_UP] = AxisNegativeAsButton(input.axes[7]);
   mapped->buttons[BUTTON_INDEX_DPAD_DOWN] = AxisPositiveAsButton(input.axes[7]);
   mapped->buttons[BUTTON_INDEX_DPAD_LEFT] = AxisNegativeAsButton(input.axes[6]);
   mapped->buttons[BUTTON_INDEX_DPAD_RIGHT] =
       AxisPositiveAsButton(input.axes[6]);
 
   mapped->buttons_length = BUTTON_INDEX_COUNT - 1; /* no meta */
   mapped->axes_length = AXIS_INDEX_COUNT;
 }
 
-void MapperMogaPro(const blink::WebGamepad& input, blink::WebGamepad* mapped) {
+void MapperMogaPro(const Gamepad& input, Gamepad* mapped) {
   *mapped = input;
   mapped->buttons[BUTTON_INDEX_LEFT_TRIGGER] = AxisToButton(input.axes[5]);
   mapped->buttons[BUTTON_INDEX_RIGHT_TRIGGER] = AxisToButton(input.axes[4]);
   mapped->buttons[BUTTON_INDEX_BACK_SELECT] = NullButton();
   mapped->buttons[BUTTON_INDEX_START] = input.buttons[6];
   mapped->buttons[BUTTON_INDEX_LEFT_THUMBSTICK] = input.buttons[7];
   mapped->buttons[BUTTON_INDEX_RIGHT_THUMBSTICK] = input.buttons[8];
   mapped->buttons[BUTTON_INDEX_DPAD_UP] = AxisNegativeAsButton(input.axes[7]);
   mapped->buttons[BUTTON_INDEX_DPAD_DOWN] = AxisPositiveAsButton(input.axes[7]);
   mapped->buttons[BUTTON_INDEX_DPAD_LEFT] = AxisNegativeAsButton(input.axes[6]);
   mapped->buttons[BUTTON_INDEX_DPAD_RIGHT] =
       AxisPositiveAsButton(input.axes[6]);
 
   mapped->buttons_length = BUTTON_INDEX_COUNT - 1; /* no meta */
   mapped->axes_length = AXIS_INDEX_COUNT;
 }
 
-void MapperSamsung_EI_GP20(const blink::WebGamepad& input,
-                           blink::WebGamepad* mapped) {
+void MapperSamsung_EI_GP20(const Gamepad& input, Gamepad* mapped) {
   *mapped = input;
   mapped->buttons[BUTTON_INDEX_PRIMARY] = input.buttons[0];
   mapped->buttons[BUTTON_INDEX_SECONDARY] = input.buttons[1];
   mapped->buttons[BUTTON_INDEX_TERTIARY] = input.buttons[3];
   mapped->buttons[BUTTON_INDEX_QUATERNARY] = input.buttons[4];
   mapped->buttons[BUTTON_INDEX_LEFT_SHOULDER] = NullButton();
   mapped->buttons[BUTTON_INDEX_RIGHT_SHOULDER] = NullButton();
   mapped->buttons[BUTTON_INDEX_LEFT_TRIGGER] = input.buttons[6];
   mapped->buttons[BUTTON_INDEX_RIGHT_TRIGGER] = input.buttons[7];
   mapped->buttons[BUTTON_INDEX_BACK_SELECT] = input.buttons[10];
@@ skipping 61 matching lines @@
     const base::StringPiece& product_id) {
   for (size_t i = 0; i < arraysize(AvailableMappings); ++i) {
     MappingData& item = AvailableMappings[i];
     if (vendor_id == item.vendor_id && product_id == item.product_id)
       return item.function;
   }
   return NULL;
 }
 
 }  // namespace device