Add support for unprefixed CSS Transforms

Source/core/css/resolver/StyleBuilderCustom.cpp

Index: Source/core/css/resolver/StyleBuilderCustom.cpp
diff --git a/Source/core/css/resolver/StyleBuilderCustom.cpp b/Source/core/css/resolver/StyleBuilderCustom.cpp
index 4594e7069ae5addbf3e61c03fecacf1aecbae8fd..17e5730423600bdbcd9b7340444c8cdc1c2132e0 100644
--- a/Source/core/css/resolver/StyleBuilderCustom.cpp
+++ b/Source/core/css/resolver/StyleBuilderCustom.cpp
@@ -582,6 +582,121 @@ void StyleBuilderFunctions::applyValueCSSPropertyTextIndent(StyleResolverState&
         state.style()->setTextIndentLine(TextIndentFirstLine);
 }
 
+void StyleBuilderFunctions::applyInitialCSSPropertyTransformOrigin(StyleResolverState& state)
+{
+    applyInitialCSSPropertyWebkitTransformOriginX(state);
+    applyInitialCSSPropertyWebkitTransformOriginY(state);
+    applyInitialCSSPropertyWebkitTransformOriginZ(state);
+}
+
+void StyleBuilderFunctions::applyInheritCSSPropertyTransformOrigin(StyleResolverState& state)
+{
+    applyInheritCSSPropertyWebkitTransformOriginX(state);
+    applyInheritCSSPropertyWebkitTransformOriginY(state);
+    applyInheritCSSPropertyWebkitTransformOriginZ(state);
+}
+
+void StyleBuilderFunctions::applyValueCSSPropertyTransformOrigin(StyleResolverState& state, CSSValue* value)
+{
+    CSSValueList* list = toCSSValueList(value);
+    ASSERT(list->length() == 3);
+    CSSPrimitiveValue* primitiveValue = toCSSPrimitiveValue(list->item(0));
+    if (primitiveValue->isValueID()) {
+        switch (primitiveValue->getValueID()) {
+        case CSSValueLeft:
+            state.style()->setTransformOriginX(Length(0, Percent));
+            break;
+        case CSSValueRight:
+            state.style()->setTransformOriginX(Length(100, Percent));
+            break;
+        case CSSValueCenter:
+            state.style()->setTransformOriginX(Length(50, Percent));
+            break;
+        default:
+            ASSERT_NOT_REACHED();
+        }
+    } else {
+        state.style()->setTransformOriginX(StyleBuilderConverter::convertLength(state, primitiveValue));
+    }
+
+    primitiveValue = toCSSPrimitiveValue(list->item(1));
+    if (primitiveValue->isValueID()) {
+        switch (primitiveValue->getValueID()) {
+        case CSSValueTop:
+            state.style()->setTransformOriginY(Length(0, Percent));
+            break;
+        case CSSValueBottom:
+            state.style()->setTransformOriginY(Length(100, Percent));
+            break;
+        case CSSValueCenter:
+            state.style()->setTransformOriginY(Length(50, Percent));
+            break;
+        default:
+            ASSERT_NOT_REACHED();
+        }
+    } else {
+        state.style()->setTransformOriginY(StyleBuilderConverter::convertLength(state, primitiveValue));
+    }
+
+    primitiveValue = toCSSPrimitiveValue(list->item(2));
+    state.style()->setTransformOriginZ(StyleBuilderConverter::convertComputedLength<float>(state, primitiveValue));
+}
+
+void StyleBuilderFunctions::applyInitialCSSPropertyPerspectiveOrigin(StyleResolverState& state)
+{
+    applyInitialCSSPropertyWebkitPerspectiveOriginX(state);
+    applyInitialCSSPropertyWebkitPerspectiveOriginY(state);
+}
+
+void StyleBuilderFunctions::applyInheritCSSPropertyPerspectiveOrigin(StyleResolverState& state)
+{
+    applyInheritCSSPropertyWebkitPerspectiveOriginX(state);
+    applyInheritCSSPropertyWebkitPerspectiveOriginY(state);
+}
+
+void StyleBuilderFunctions::applyValueCSSPropertyPerspectiveOrigin(StyleResolverState& state, CSSValue* value)
+{
+    CSSValueList* list = toCSSValueList(value);
+    ASSERT(list->length() == 2);
+    CSSPrimitiveValue* primitiveValue = toCSSPrimitiveValue(list->item(0));
+    if (primitiveValue->isValueID()) {
+        switch (primitiveValue->getValueID()) {
+        case CSSValueLeft:
+            state.style()->setPerspectiveOriginX(Length(0, Percent));
+            break;
+        case CSSValueRight:
+            state.style()->setPerspectiveOriginX(Length(100, Percent));
+            break;
+        case CSSValueCenter:
+            state.style()->setPerspectiveOriginX(Length(50, Percent));
+            break;
+        default:
+            ASSERT_NOT_REACHED();
+        }
+    } else {
+        state.style()->setPerspectiveOriginX(StyleBuilderConverter::convertLength(state, primitiveValue));
+    }
+
+    primitiveValue = toCSSPrimitiveValue(list->item(1));
+    if (primitiveValue->isValueID()) {
+        switch (primitiveValue->getValueID()) {
+        case CSSValueTop:
+            state.style()->setPerspectiveOriginY(Length(0, Percent));
+            break;
+        case CSSValueBottom:
+            state.style()->setPerspectiveOriginY(Length(100, Percent));
+            break;
+        case CSSValueCenter:
+            state.style()->setPerspectiveOriginY(Length(50, Percent));
+            break;
+        default:
+            ASSERT_NOT_REACHED();
+        }
+    } else {
+        state.style()->setPerspectiveOriginY(StyleBuilderConverter::convertLength(state, primitiveValue));
+    }
+}
+
 void StyleBuilderFunctions::applyValueCSSPropertyVerticalAlign(StyleResolverState& state, CSSValue* value)
 {
     if (!value->isPrimitiveValue())
@@ -1422,6 +1537,7 @@ void StyleBuilder::oldApplyProperty(CSSPropertyID id, StyleResolverState& state,
         state.style()->setTextStrokeWidth(width);
         return;
     }
+    case CSSPropertyTransform:
     case CSSPropertyWebkitTransform: {
         HANDLE_INHERIT_AND_INITIAL(transform, Transform);
         TransformOperations operations;
@@ -1429,6 +1545,7 @@ void StyleBuilder::oldApplyProperty(CSSPropertyID id, StyleResolverState& state,
         state.style()->setTransform(operations);
         return;
     }
+    case CSSPropertyPerspective:
     case CSSPropertyWebkitPerspective: {
         HANDLE_INHERIT_AND_INITIAL(perspective, Perspective)
 
@@ -1443,8 +1560,8 @@ void StyleBuilder::oldApplyProperty(CSSPropertyID id, StyleResolverState& state,
         float perspectiveValue;
         if (primitiveValue->isLength()) {
             perspectiveValue = primitiveValue->computeLength<float>(state.cssToLengthConversionData());
-        } else if (primitiveValue->isNumber()) {
-            // For backward compatibility, treat valueless numbers as px.
+        } else if (id == CSSPropertyWebkitPerspective && primitiveValue->isNumber()) {
+            // Prefixed version treates unitless numbers as px.
             perspectiveValue = CSSPrimitiveValue::create(primitiveValue->getDoubleValue(), CSSPrimitiveValue::CSS_PX)->computeLength<float>(state.cssToLengthConversionData());
         } else {
             return;
@@ -1880,6 +1997,7 @@ void StyleBuilder::oldApplyProperty(CSSPropertyID id, StyleResolverState& state,
     case CSSPropertyWebkitAnimationTimingFunction:
     case CSSPropertyWebkitAppearance:
     case CSSPropertyWebkitAspectRatio:
+    case CSSPropertyBackfaceVisibility:
     case CSSPropertyWebkitBackfaceVisibility:
     case CSSPropertyWebkitBackgroundClip:
     case CSSPropertyWebkitBackgroundComposite:
@@ -1945,6 +2063,7 @@ void StyleBuilder::oldApplyProperty(CSSPropertyID id, StyleResolverState& state,
     case CSSPropertyWebkitMaskRepeatX:
     case CSSPropertyWebkitMaskRepeatY:
     case CSSPropertyWebkitMaskSize:
+    case CSSPropertyPerspectiveOrigin:
     case CSSPropertyWebkitPerspectiveOrigin:
     case CSSPropertyWebkitPerspectiveOriginX:
     case CSSPropertyWebkitPerspectiveOriginY:
@@ -1962,6 +2081,8 @@ void StyleBuilder::oldApplyProperty(CSSPropertyID id, StyleResolverState& state,
     case CSSPropertyWebkitTransformOriginX:
     case CSSPropertyWebkitTransformOriginY:
     case CSSPropertyWebkitTransformOriginZ:
+    case CSSPropertyTransformOrigin:
+    case CSSPropertyTransformStyle:
     case CSSPropertyWebkitTransformStyle:
     case CSSPropertyWebkitTransitionDelay:
     case CSSPropertyWebkitTransitionDuration: