Add Mac gamepad input remapper

content/browser/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 "content/browser/gamepad/gamepad_standard_mappings_linux.h"
+#include "content/browser/gamepad/gamepad_standard_mappings.h"
 
 #include "content/common/gamepad_hardware_buffer.h"
 
 namespace content {
 
 namespace {
 
-// This defines our canonical mapping order for gamepad-like devices. If these
-// items cannot all be satisfied, it is a case-by-case judgement as to whether
-// it is better to leave the device unmapped, or to partially map it. In
-// general, err towards leaving it *unmapped* so that content can handle
-// appropriately.
-
-enum CanonicalButtonIndex {
-  kButtonPrimary,
-  kButtonSecondary,
-  kButtonTertiary,
-  kButtonQuaternary,
-  kButtonLeftShoulder,
-  kButtonRightShoulder,
-  kButtonLeftTrigger,
-  kButtonRightTrigger,
-  kButtonBackSelect,
-  kButtonStart,
-  kButtonLeftThumbstick,
-  kButtonRightThumbstick,
-  kButtonDpadUp,
-  kButtonDpadDown,
-  kButtonDpadLeft,
-  kButtonDpadRight,
-  kButtonMeta,
-  kNumButtons
-};
-
-enum CanonicalAxisIndex {
-  kAxisLeftStickX,
-  kAxisLeftStickY,
-  kAxisRightStickX,
-  kAxisRightStickY,
-  kNumAxes
-};
-
 float AxisToButton(float input) {
   return (input + 1.f) / 2.f;
 }
 
 float AxisNegativeAsButton(float input) {
   return (input < -0.5f) ? 1.f : 0.f;
 }
 
 float AxisPositiveAsButton(float input) {
   return (input > 0.5f) ? 1.f : 0.f;
@@ skipping 77 matching lines @@
   { "045e", "028f", MapperXInputStyleGamepad }, // Xbox 360 Wireless Controller
   { "046d", "c21d", MapperXInputStyleGamepad }, // Logitech F310
   { "046d", "c21e", MapperXInputStyleGamepad }, // Logitech F510
   { "046d", "c21f", MapperXInputStyleGamepad }, // Logitech F710
   { "054c", "0268", MapperPlaystationSixAxis }, // Playstation SIXAXIS
   { "0925", "8866", MapperMP8866 }, // WiseGroup MP-8866
 };
 
 }  // namespace
 
 GamepadStandardMappingFunction GetGamepadStandardMappingFunction(

[jam, 2012/01/24 18:27:04]

this code is now used on mac, so the file should be renamed.
gamepad_standard_mappings_posix.cc?

     const base::StringPiece& vendor_id,
     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 content