Revert of [bindings] Remove custom setter used in CSSStyleDeclaration

Source/core/css/CSSStyleDeclaration.cpp

Index: Source/core/css/CSSStyleDeclaration.cpp
diff --git a/Source/core/css/CSSStyleDeclaration.cpp b/Source/core/css/CSSStyleDeclaration.cpp
deleted file mode 100644
index 712f2ddb0b4cfd7ca62dce3d5a76b7c2abed6402..0000000000000000000000000000000000000000
--- a/Source/core/css/CSSStyleDeclaration.cpp
+++ /dev/null
@@ -1,128 +0,0 @@
-// Copyright (c) 2015 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 "config.h"
-#include "core/css/CSSStyleDeclaration.h"
-
-#include "bindings/core/v8/V8Binding.h"
-#include "core/css/CSSPropertyMetadata.h"
-#include "core/css/parser/CSSParser.h"
-#include "core/frame/UseCounter.h"
-#include "wtf/text/WTFString.h"
-
-using namespace WTF;
-
-namespace blink {
-
-// Check for a CSS prefix.
-// Passed prefix is all lowercase.
-// First character of the prefix within the property name may be upper or lowercase.
-// Other characters in the prefix within the property name must be lowercase.
-// The prefix within the property name must be followed by a capital letter.
-static bool hasCSSPropertyNamePrefix(const String& propertyName, const char* prefix)
-{
-#if ENABLE(ASSERT)
-    ASSERT(*prefix);
-    for (const char* p = prefix; *p; ++p)
-        ASSERT(isASCIILower(*p));
-    ASSERT(propertyName.length());
-#endif
-
-    if (toASCIILower(propertyName[0]) != prefix[0])
-        return false;
-
-    unsigned length = propertyName.length();
-    for (unsigned i = 1; i < length; ++i) {
-        if (!prefix[i])
-            return isASCIIUpper(propertyName[i]);
-        if (propertyName[i] != prefix[i])
-            return false;
-    }
-    return false;
-}
-
-static CSSPropertyID parseCSSPropertyID(v8::Isolate* isolate, const String& propertyName)
-{
-    unsigned length = propertyName.length();
-    if (!length)
-        return CSSPropertyInvalid;
-
-    StringBuilder builder;
-    builder.reserveCapacity(length);
-
-    unsigned i = 0;
-    bool hasSeenDash = false;
-
-    if (hasCSSPropertyNamePrefix(propertyName, "css")) {
-        i += 3;
-        // getComputedStyle(elem).cssX is a non-standard behaviour
-        // Measure this behaviour as CSSXGetComputedStyleQueries.
-        UseCounter::countIfNotPrivateScript(isolate, callingExecutionContext(isolate), UseCounter::CSSXGetComputedStyleQueries);
-    } else if (hasCSSPropertyNamePrefix(propertyName, "webkit")) {
-        builder.append('-');
-    } else if (isASCIIUpper(propertyName[0])) {
-        return CSSPropertyInvalid;
-    }
-
-    bool hasSeenUpper = isASCIIUpper(propertyName[i]);
-
-    builder.append(toASCIILower(propertyName[i++]));
-
-    for (; i < length; ++i) {
-        UChar c = propertyName[i];
-        if (!isASCIIUpper(c)) {
-            if (c == '-')
-                hasSeenDash = true;
-            builder.append(c);
-        } else {
-            hasSeenUpper = true;
-            builder.append('-');
-            builder.append(toASCIILower(c));
-        }
-    }
-
-    // Reject names containing both dashes and upper-case characters, such as "border-rightColor".
-    if (hasSeenDash && hasSeenUpper)
-        return CSSPropertyInvalid;
-
-    String propName = builder.toString();
-    return unresolvedCSSPropertyID(propName);
-}
-
-// When getting properties on CSSStyleDeclarations, the name used from
-// Javascript and the actual name of the property are not the same, so
-// we have to do the following translation. The translation turns upper
-// case characters into lower case characters and inserts dashes to
-// separate words.
-//
-// Example: 'backgroundPositionY' -> 'background-position-y'
-//
-// Also, certain prefixes such as 'css-' are stripped.
-static CSSPropertyID cssPropertyInfo(const String& propertyName, v8::Isolate* isolate)
-{
-    typedef HashMap<String, CSSPropertyID> CSSPropertyIDMap;
-    DEFINE_STATIC_LOCAL(CSSPropertyIDMap, map, ());
-    CSSPropertyIDMap::iterator iter = map.find(propertyName);
-    if (iter != map.end())
-        return iter->value;
-
-    CSSPropertyID unresolvedProperty = parseCSSPropertyID(isolate, propertyName);
-    map.add(propertyName, unresolvedProperty);
-    ASSERT(!unresolvedProperty || CSSPropertyMetadata::isEnabledProperty(unresolvedProperty));
-    return unresolvedProperty;
-}
-
-bool CSSStyleDeclaration::anonymousNamedSetter(ScriptState* scriptState, const String& name, const String& propertyValue, ExceptionState& exceptionState)
-{
-    CSSPropertyID unresolvedProperty = cssPropertyInfo(name, scriptState->isolate());
-    if (!unresolvedProperty)
-        return false;
-
-    setPropertyInternal(unresolvedProperty, propertyValue, false, exceptionState);
-    if (exceptionState.throwIfNeeded())
-        return false;
-    return true;
-}
-
-}