Implements CSSPropertyAPI for the stroke-dasharray property.

third_party/WebKit/Source/core/css/properties/CSSPropertyAPIStrokeDasharray.cpp

Index: third_party/WebKit/Source/core/css/properties/CSSPropertyAPIStrokeDasharray.cpp
diff --git a/third_party/WebKit/Source/core/css/properties/CSSPropertyAPIStrokeDasharray.cpp b/third_party/WebKit/Source/core/css/properties/CSSPropertyAPIStrokeDasharray.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..ca27b4b174232a580258ad14067cfba005a27020
--- /dev/null
+++ b/third_party/WebKit/Source/core/css/properties/CSSPropertyAPIStrokeDasharray.cpp
@@ -0,0 +1,32 @@
+// Copyright 2017 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/properties/CSSPropertyAPIStrokeDasharray.h"
+
+#include "core/css/CSSValueList.h"
+#include "core/css/parser/CSSPropertyParserHelpers.h"
+
+namespace blink {
+
+const CSSValue* CSSPropertyAPIStrokeDasharray::parseSingleValue(
+    CSSParserTokenRange& range,
+    const CSSParserContext* context) {
+  CSSValueID id = range.peek().id();
+  if (id == CSSValueNone)
+    return CSSPropertyParserHelpers::consumeIdent(range);
+
+  CSSValueList* dashes = CSSValueList::createCommaSeparated();
+  do {
+    CSSPrimitiveValue* dash = CSSPropertyParserHelpers::consumeLengthOrPercent(
+        range, SVGAttributeMode, ValueRangeNonNegative);
+    if (!dash ||
+        (CSSPropertyParserHelpers::consumeCommaIncludingWhitespace(range) &&
+         range.atEnd()))
+      return nullptr;
+    dashes->append(*dash);
+  } while (!range.atEnd());
+  return dashes;
+}
+
+}  // namespace blink