Reflow comments in core/dom/.

third_party/WebKit/Source/core/dom/ClassCollection.h

Index: third_party/WebKit/Source/core/dom/ClassCollection.h
diff --git a/third_party/WebKit/Source/core/dom/ClassCollection.h b/third_party/WebKit/Source/core/dom/ClassCollection.h
index 2cc3d73d06652c66d3673cb904687a80df65dcfe..ee6cd5d3e08e891cb3aacf4271632001236cd494 100644
--- a/third_party/WebKit/Source/core/dom/ClassCollection.h
+++ b/third_party/WebKit/Source/core/dom/ClassCollection.h
@@ -38,8 +38,10 @@ namespace blink {
 
 class ClassCollection final : public HTMLCollection {
  public:
-  // classNames argument is an AtomicString because it is common for Elements to share the same class names.
-  // It is also used to construct a SpaceSplitString (m_classNames) and its constructor requires an AtomicString.
+  // classNames argument is an AtomicString because it is common for Elements to
+  // share the same class names.  It is also used to construct a
+  // SpaceSplitString (m_classNames) and its constructor requires an
+  // AtomicString.
   static ClassCollection* create(ContainerNode& rootNode,
                                  CollectionType type,
                                  const AtomicString& classNames) {