CSS Independent Transform Properties: support rotate: <axes> <angle>

third_party/WebKit/Source/core/css/parser/CSSPropertyParser.cpp

 // Copyright 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 "core/css/parser/CSSPropertyParser.h"
 
 #include "core/StylePropertyShorthand.h"
 #include "core/css/CSSBasicShapeValues.h"
 #include "core/css/CSSBorderImage.h"
 #include "core/css/CSSContentDistributionValue.h"
@@ skipping 713 matching lines @@
   CSSPrimitiveValue* lineHeight = consumeNumber(range, ValueRangeNonNegative);
   if (lineHeight)
     return lineHeight;
   return consumeLengthOrPercent(range, cssParserMode, ValueRangeNonNegative);
 }
 
 static CSSValueList* consumeRotation(CSSParserTokenRange& range) {
   ASSERT(RuntimeEnabledFeatures::cssIndependentTransformPropertiesEnabled());
   CSSValueList* list = CSSValueList::createSpaceSeparated();
 
+  for (unsigned i = 0; i < 3; i++) {  // 3 dimensions of rotation
+    CSSValue* dimension = consumeNumber(range, ValueRangeAll);
+    if (!dimension) {
+      if (i == 0)
+        break;
+      return nullptr;
+    }
+    list->append(*dimension);
+  }
+
   CSSValue* rotation = consumeAngle(range);
   if (!rotation)
     return nullptr;
   list->append(*rotation);
 
-  if (range.atEnd())
-    return list;
-
-  for (unsigned i = 0; i < 3; i++) {  // 3 dimensions of rotation
-    CSSValue* dimension = consumeNumber(range, ValueRangeAll);
-    if (!dimension)
-      return nullptr;
-    list->append(*dimension);
-  }
-
   return list;
 }
 
 static CSSValueList* consumeScale(CSSParserTokenRange& range) {
   ASSERT(RuntimeEnabledFeatures::cssIndependentTransformPropertiesEnabled());
 
   CSSValue* scale = consumeNumber(range, ValueRangeAll);
   if (!scale)
     return nullptr;
   CSSValueList* list = CSSValueList::createSpaceSeparated();
@@ skipping 4565 matching lines @@
     case CSSPropertyGridTemplate:
       return consumeGridTemplateShorthand(CSSPropertyGridTemplate, important);
     case CSSPropertyGrid:
       return consumeGridShorthand(important);
     default:
       return false;
   }
 }
 
 }  // namespace blink