Remove remaining HTML elements

sky/engine/core/html/parser/HTMLEntityParser.cpp

Index: sky/engine/core/html/parser/HTMLEntityParser.cpp
diff --git a/sky/engine/core/html/parser/HTMLEntityParser.cpp b/sky/engine/core/html/parser/HTMLEntityParser.cpp
deleted file mode 100644
index e25bbb692cb02480348dae451ce0dbd6ebd38620..0000000000000000000000000000000000000000
--- a/sky/engine/core/html/parser/HTMLEntityParser.cpp
+++ /dev/null
@@ -1,170 +0,0 @@
-// Copyright 2014 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 "sky/engine/core/html/parser/HTMLEntityParser.h"
-
-#include "sky/engine/wtf/unicode/CharacterNames.h"
-
-using namespace WTF;
-
-namespace blink {
-
-static const UChar32 kInvalidUnicode = -1;
-
-static UChar asHexDigit(UChar cc)
-{
-    if (cc >= '0' && cc <= '9')
-      return cc - '0';
-    if (cc >= 'a' && cc <= 'f')
-      return 10 + cc - 'a';
-    if (cc >= 'A' && cc <= 'F')
-      return 10 + cc - 'A';
-    ASSERT_NOT_REACHED();
-    return 0;
-}
-
-static bool isAlphaNumeric(UChar cc)
-{
-    return (cc >= '0' && cc <= '9') || (cc >= 'a' && cc <= 'z') || (cc >= 'A' && cc <= 'Z');
-}
-
-static bool isHexDigit(UChar cc)
-{
-    return (cc >= '0' && cc <= '9') || (cc >= 'a' && cc <= 'f') || (cc >= 'A' && cc <= 'F');
-}
-
-static UChar decodeEntity(HTMLEntityParser::OutputBuffer buffer)
-{
-    if (equalIgnoringNullity(buffer, "&amp"))
-        return '&';
-    if (equalIgnoringNullity(buffer, "&apos"))
-        return '\'';
-    if (equalIgnoringNullity(buffer, "&gt"))
-        return '>';
-    if (equalIgnoringNullity(buffer, "&lt"))
-        return '<';
-    if (equalIgnoringNullity(buffer, "&quot"))
-        return '"';
-    return replacementCharacter;
-}
-
-HTMLEntityParser::HTMLEntityParser()
-{
-}
-
-HTMLEntityParser::~HTMLEntityParser()
-{
-}
-
-void HTMLEntityParser::reset()
-{
-    m_state = Initial;
-    m_result = '\0';
-    m_buffer.clear();
-    m_buffer.append('&');
-}
-
-bool HTMLEntityParser::parse(SegmentedString& source)
-{
-    while (!source.isEmpty()) {
-        UChar cc = source.currentChar();
-        switch (m_state) {
-        case Initial: {
-            if (cc == '#') {
-                m_state = Numeric;
-                break;
-            }
-            if (isAlphaNumeric(cc)) {
-                m_state = Named;
-                continue;
-            }
-            return true;
-        }
-        case Numeric: {
-            if (cc == 'x' || cc == 'X') {
-                m_state = PossiblyHex;
-                break;
-            }
-            if (cc >= '0' && cc <= '9') {
-                m_state = Decimal;
-                continue;
-            }
-            return true;
-        }
-        case PossiblyHex: {
-            if (isHexDigit(cc)) {
-                m_state = Hex;
-                continue;
-            }
-            return true;
-        }
-        case Hex: {
-            if (isHexDigit(cc)) {
-                if (m_result != kInvalidUnicode)
-                    m_result = m_result * 16 + asHexDigit(cc);
-                break;
-            }
-            if (cc == ';') {
-                source.advanceAndASSERT(cc);
-                finalizeNumericEntity();
-                return true;
-            }
-            return true;
-        }
-        case Decimal: {
-            if (cc >= '0' && cc <= '9') {
-                if (m_result != kInvalidUnicode)
-                    m_result = m_result * 10 + cc - '0';
-                break;
-            }
-            if (cc == ';') {
-                source.advanceAndASSERT(cc);
-                finalizeNumericEntity();
-                return true;
-            }
-            return true;
-        }
-        case Named: {
-            if (isAlphaNumeric(cc))
-                break;
-            if (cc == ';') {
-                source.advanceAndASSERT(cc);
-                finalizeNamedEntity();
-                return true;
-            }
-            return true;
-        }
-        }
-
-        if (m_result > UCHAR_MAX_VALUE)
-            m_result = kInvalidUnicode;
-
-        m_buffer.append(cc);
-        source.advanceAndASSERT(cc);
-    }
-    ASSERT(source.isEmpty());
-    return false;
-}
-
-void HTMLEntityParser::finalizeNumericEntity()
-{
-    m_buffer.clear();
-    if (m_result <= 0 || m_result > 0x10FFFF || (m_result >= 0xD800 && m_result <= 0xDFFF)) {
-        m_buffer.append(replacementCharacter);
-    } else if (U_IS_BMP(m_result)) {
-        m_buffer.append(m_result);
-    } else {
-        m_buffer.append(U16_LEAD(m_result));
-        m_buffer.append(U16_TRAIL(m_result));
-    }
-}
-
-void HTMLEntityParser::finalizeNamedEntity()
-{
-    UChar decodedEntity = decodeEntity(m_buffer);
-    m_buffer.clear();
-    m_buffer.append(decodedEntity);
-}
-
-} // namespace blink