MdeModulePkg: Clean up source files

1. Do not use tab characters
2. No trailing white space in one line
3. All files must end with CRLF

Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Liming Gao <liming.gao@intel.com>
Reviewed-by: Star Zeng <star.zeng@intel.com>

MdeModulePkg/Bus/Usb/UsbBusDxe/UsbUtility.c

@@ -2,7 +2,7 @@
 
     Wrapper function for usb host controller interface.
 
-Copyright (c) 2007 - 2017, Intel Corporation. All rights reserved.<BR>
+Copyright (c) 2007 - 2018, Intel Corporation. All rights reserved.<BR>
 This program and the accompanying materials
 are licensed and made available under the terms and conditions of the BSD License
 which accompanies this distribution.  The full text of the license may be found at
@@ -1163,7 +1163,7 @@ UsbBusAddWantedUsbIoDP (
     DevicePathPtr = DuplicateDevicePath ((EFI_DEVICE_PATH_PROTOCOL *) &mAllUsbClassDevicePath);
   } else if (!IsDevicePathEnd (RemainingDevicePath)) {
     //
-    // If RemainingDevicePath isn't the End of Device Path Node, 
+    // If RemainingDevicePath isn't the End of Device Path Node,
     // Create new Usb device path according to the usb part in remaining device path
     //
     DevicePathPtr = GetUsbDPFromFullDP (RemainingDevicePath);
@@ -1171,7 +1171,7 @@ UsbBusAddWantedUsbIoDP (
     //
     // If RemainingDevicePath is the End of Device Path Node,
     // skip enumerate any device and return EFI_SUCESSS
-    // 
+    //
     return EFI_SUCCESS;
   }