Fix trailing whitespace in .cpp, .h, and .idl files (ex. Source/core)

Source/wtf/unicode/UTF8.h

 /*
  * Copyright (C) 2007 Apple Inc.  All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
  *    documentation and/or other materials provided with the distribution.
  *
  * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #ifndef WTF_UTF8_h
 #define WTF_UTF8_h
 
 #include "wtf/unicode/Unicode.h"
 #include "wtf/WTFExport.h"
 
 namespace WTF {
 namespace Unicode {
@@ skipping 12 matching lines @@
             conversionOK,       // conversion successful
             sourceExhausted,    // partial character in source, but hit end
             targetExhausted,    // insuff. room in target for conversion
             sourceIllegal       // source sequence is illegal/malformed
     } ConversionResult;
 
     // These conversion functions take a "strict" argument. When this
     // flag is set to strict, both irregular sequences and isolated surrogates
     // will cause an error.  When the flag is set to lenient, both irregular
     // sequences and isolated surrogates are converted.
-    // 
+    //
     // Whether the flag is strict or lenient, all illegal sequences will cause
     // an error return. This includes sequences such as: <F4 90 80 80>, <C0 80>,
     // or <A0> in UTF-8, and values above 0x10FFFF in UTF-32. Conformant code
     // must check for illegal sequences.
-    // 
+    //
     // When the flag is set to lenient, characters over 0x10FFFF are converted
     // to the replacement character; otherwise (when the flag is set to strict)
     // they constitute an error.
 
     WTF_EXPORT ConversionResult convertUTF8ToUTF16(
-                    const char** sourceStart, const char* sourceEnd, 
+                    const char** sourceStart, const char* sourceEnd,
                     UChar** targetStart, UChar* targetEnd, bool* isSourceAllASCII = 0, bool strict = true);
 
     WTF_EXPORT ConversionResult convertLatin1ToUTF8(
-                    const LChar** sourceStart, const LChar* sourceEnd, 
+                    const LChar** sourceStart, const LChar* sourceEnd,
                     char** targetStart, char* targetEnd);
 
     WTF_EXPORT ConversionResult convertUTF16ToUTF8(
-                    const UChar** sourceStart, const UChar* sourceEnd, 
+                    const UChar** sourceStart, const UChar* sourceEnd,
                     char** targetStart, char* targetEnd, bool strict = true);
 
     WTF_EXPORT unsigned calculateStringHashAndLengthFromUTF8MaskingTop8Bits(const char* data, const char* dataEnd, unsigned& dataLength, unsigned& utf16Length);
 
     WTF_EXPORT bool equalUTF16WithUTF8(const UChar* a, const UChar* aEnd, const char* b, const char* bEnd);
     WTF_EXPORT bool equalLatin1WithUTF8(const LChar* a, const LChar* aEnd, const char* b, const char* bEnd);
 
 } // namespace Unicode
 } // namespace WTF
 
 #endif // WTF_UTF8_h