Clean up a few more unused globals.

content/browser/gamepad/gamepad_platform_data_fetcher_mac.mm

 // 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_platform_data_fetcher_mac.h"
 
 #include "base/mac/foundation_util.h"
 #include "base/mac/scoped_nsobject.h"
 #include "base/strings/string16.h"
 #include "base/strings/string_util.h"
@@ skipping 23 matching lines @@
   return (2.f * (value - min) / static_cast<float>(max - min)) - 1.f;
 }
 
 // http://www.usb.org/developers/hidpage
 const uint32_t kGenericDesktopUsagePage = 0x01;
 const uint32_t kButtonUsagePage = 0x09;
 const uint32_t kJoystickUsageNumber = 0x04;
 const uint32_t kGameUsageNumber = 0x05;
 const uint32_t kMultiAxisUsageNumber = 0x08;
 const uint32_t kAxisMinimumUsageNumber = 0x30;
-const uint32_t kAxisMaximumUsageNumber = 0x35;
 
 }  // namespace
 
 GamepadPlatformDataFetcherMac::GamepadPlatformDataFetcherMac()
     : enabled_(true) {
   memset(associated_, 0, sizeof(associated_));
 
   xbox_fetcher_.reset(new XboxDataFetcher(this));
   if (!xbox_fetcher_->RegisterForNotifications())
     xbox_fetcher_.reset();
@@ skipping 377 matching lines @@
   pads->length = WebGamepads::itemsLengthCap;
   for (size_t i = 0; i < WebGamepads::itemsLengthCap; ++i) {
     if (!associated_[i].is_xbox && associated_[i].hid.mapper)
       associated_[i].hid.mapper(data_.items[i], &pads->items[i]);
     else
       pads->items[i] = data_.items[i];
   }
 }
 
 }  // namespace content