Add button mappings for Nintendo Switch Pro Controller.

Bug: 836235
Change-Id: Ieef527eb62e8d1184e91c77cfd60bc7fcf01bc56
Reviewed-on: https://chromium-review.googlesource.com/1025639Reviewed-by: Robert Kroeger <rjkroege@chromium.org>
Commit-Queue: Andrew Weintraub <asweintraub@google.com>
Cr-Commit-Position: refs/heads/master@{#553212}

ui/events/ozone/gamepad/static_gamepad_mapping.cc

@@ -151,6 +151,26 @@ bool DualShock4Mapper(uint16_t type,
   return DO_MAPPING;
 }
 
+bool NintendoSwitchPro(uint16_t type,
+                       uint16_t code,
+                       GamepadEventType* mapped_type,
+                       uint16_t* mapped_code) {
+  static const KeyMapType key_mapping = {
+      {BTN_A, WG_BUTTON_A},           {BTN_B, WG_BUTTON_B},
+      {BTN_C, WG_BUTTON_X},           {BTN_X, WG_BUTTON_Y},
+      {BTN_Y, WG_BUTTON_L1},          {BTN_Z, WG_BUTTON_R1},
+      {BTN_TL, WG_BUTTON_LT},         {BTN_TR, WG_BUTTON_RT},
+      {BTN_TL2, WG_BUTTON_SELECT},    {BTN_TR2, WG_BUTTON_START},
+      {BTN_SELECT, WG_BUTTON_THUMBL}, {BTN_START, WG_BUTTON_THUMBR},
+      {BTN_MODE, WG_BUTTON_MODE}};
+
+  static const AbsMapType abs_mapping = {
+      TO_ABS(ABS_X, WG_ABS_X),   TO_ABS(ABS_Y, WG_ABS_Y),
+      TO_ABS(ABS_RX, WG_ABS_RX), TO_ABS(ABS_RY, WG_ABS_RY),
+      TO_BTN(ABS_HAT0X, kHAT_X), TO_BTN(ABS_HAT0Y, kHAT_Y)};
+  return DO_MAPPING;
+}
+
 bool NintendoSwitchLeft(uint16_t type,
                         uint16_t code,
                         GamepadEventType* mapped_type,
@@ -459,6 +479,7 @@ static const struct MappingData {
     {0x054c, 0x0268, PlaystationSixAxisMapper},  // Playstation 3.
     {0x054c, 0x05c4, DualShock4Mapper},          // Dualshock 4.
     // Nintendo switch.
+    {0x057e, 0x2009, NintendoSwitchPro},    // Nintendo switch pro.
     {0x057e, 0x2006, NintendoSwitchLeft},   // Nintendo switch left.
     {0x057e, 0x2007, NintendoSwitchRight},  // Nintendo switch right.
     // NES style gamepad.