Revert r154797: "Move isValid/isCurrentColor from Color to StyleColor"

Source/core/scripts/templates/StyleBuilderFunctions.cpp.tmpl

Index: Source/core/scripts/templates/StyleBuilderFunctions.cpp.tmpl
diff --git a/Source/core/scripts/templates/StyleBuilderFunctions.cpp.tmpl b/Source/core/scripts/templates/StyleBuilderFunctions.cpp.tmpl
index c7677e15c5432c89e769e18558594a8f180bbb9f..e56673acd9bc2d80e44bf98c98f53204d5295d3b 100644
--- a/Source/core/scripts/templates/StyleBuilderFunctions.cpp.tmpl
+++ b/Source/core/scripts/templates/StyleBuilderFunctions.cpp.tmpl
@@ -248,7 +248,7 @@ namespace WebCore {
 {%- set visited_link_setter = "setVisitedLink" + property.camel_case_name %}
 {{ declare_initial_function(property_id) }}
 {
-    StyleColor color = {{ initial_color or "StyleColor" -}}();
+    Color color = {{ initial_color or "Color" -}}();
     if (state.applyPropertyToRegularStyle())
         {{ set_value(property) }}(color);
     if (state.applyPropertyToVisitedLinkStyle())
@@ -258,7 +258,7 @@ namespace WebCore {
 {{ declare_inherit_function(property_id) }}
 {
     // Visited link style can never explicitly inherit from parent visited link style so no separate getters are needed.
-    StyleColor color = state.parentStyle()->{{property.getter}}();
+    Color color = state.parentStyle()->{{property.getter}}();
     if (!color.isValid())
         color = state.parentStyle()->{{default_getter}}();
     if (state.applyPropertyToRegularStyle())
@@ -282,9 +282,9 @@ namespace WebCore {
 {%- endif %}
 
     if (state.applyPropertyToRegularStyle())
-        {{ set_value(property) }}(state.document().textLinkColors().colorFromPrimitiveValue(primitiveValue));
+        {{ set_value(property) }}(state.document().textLinkColors().colorFromPrimitiveValue(primitiveValue, state.style()->visitedDependentColor(CSSPropertyColor)));
     if (state.applyPropertyToVisitedLinkStyle())
-        state.style()->{{visited_link_setter}}(state.document().textLinkColors().colorFromPrimitiveValue(primitiveValue, state.element()->isLink() /* forVisitedLink */));
+        state.style()->{{visited_link_setter}}(state.document().textLinkColors().colorFromPrimitiveValue(primitiveValue, state.style()->visitedDependentColor(CSSPropertyColor), state.element()->isLink() /* forVisitedLink */));
 }
 {%- endmacro %}