Move isValid/isCurrentColor from Color to StyleColor

Source/core/platform/graphics/Color.cpp

Index: Source/core/platform/graphics/Color.cpp
diff --git a/Source/core/platform/graphics/Color.cpp b/Source/core/platform/graphics/Color.cpp
index 2be440495905b3c917d3c363557f0cd135bf9c5b..96aa93c896f6f618bf13fec113f55ebf42c6755b 100644
--- a/Source/core/platform/graphics/Color.cpp
+++ b/Source/core/platform/graphics/Color.cpp
@@ -44,6 +44,7 @@ const RGBA32 Color::darkGray;
 const RGBA32 Color::gray;
 const RGBA32 Color::lightGray;
 const RGBA32 Color::transparent;
+const RGBA32 Color::stdShadowColor;
 #endif
 
 static const RGBA32 lightenedBlack = 0xFF545454;
@@ -178,28 +179,6 @@ int differenceSquared(const Color& c1, const Color& c2)
     return dR * dR + dG * dG + dB * dB;
 }
 
-Color::Color(const String& name)
-{
-    if (name[0] == '#') {
-        if (name.is8Bit())
-            m_valid = parseHexColor(name.characters8() + 1, name.length() - 1, m_color);
-        else
-            m_valid = parseHexColor(name.characters16() + 1, name.length() - 1, m_color);
-    } else
-        setNamedColor(name);
-}
-
-Color::Color(const char* name)
-{
-    if (name[0] == '#')
-        m_valid = parseHexColor(&name[1], m_color);
-    else {
-        const NamedColor* foundColor = findColor(name, strlen(name));
-        m_color = foundColor ? foundColor->ARGBValue : 0;
-        m_valid = foundColor;
-    }
-}
-
 String Color::serialized() const
 {
     if (!hasAlpha()) {
@@ -244,29 +223,6 @@ String Color::nameForRenderTreeAsText() const
     return String::format("#%02X%02X%02X", red(), green(), blue());
 }
 
-static inline const NamedColor* findNamedColor(const String& name)
-{
-    char buffer[64]; // easily big enough for the longest color name
-    unsigned length = name.length();
-    if (length > sizeof(buffer) - 1)
-        return 0;
-    for (unsigned i = 0; i < length; ++i) {
-        UChar c = name[i];
-        if (!c || c > 0x7F)
-            return 0;
-        buffer[i] = toASCIILower(static_cast<char>(c));
-    }
-    buffer[length] = '\0';
-    return findColor(buffer, length);
-}
-
-void Color::setNamedColor(const String& name)
-{
-    const NamedColor* foundColor = findNamedColor(name);
-    m_color = foundColor ? foundColor->ARGBValue : 0;
-    m_valid = foundColor;
-}
-
 Color Color::light() const
 {
     // Hardcode this common case for speed.