Introduce WebNode::querySelectorAll.

public/web/WebNode.h

 /*
  * Copyright (C) 2009 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 16 matching lines @@
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #ifndef WebNode_h
 #define WebNode_h
 
 #include "../platform/WebCommon.h"
 #include "../platform/WebPrivatePtr.h"
 #include "../platform/WebString.h"
+#include "../platform/WebVector.h"
 #include "WebExceptionCode.h"
 
 namespace blink {
 
 class Node;
 class WebAXObject;
 class WebDOMEvent;
 class WebDocument;
 class WebElement;
 class WebElementCollection;
@@ skipping 58 matching lines @@
     BLINK_EXPORT WebString createMarkup() const;
     BLINK_EXPORT bool isLink() const;
     BLINK_EXPORT bool isTextNode() const;
     BLINK_EXPORT bool isFocusable() const;
     BLINK_EXPORT bool isContentEditable() const;
     BLINK_EXPORT bool isElementNode() const;
     BLINK_EXPORT void dispatchEvent(const WebDOMEvent&);
     BLINK_EXPORT void simulateClick();
     // The argument should be lower-cased.
     BLINK_EXPORT WebElementCollection getElementsByHTMLTagName(const WebString&) const;
-    BLINK_EXPORT WebElement querySelector(const WebString&, WebExceptionCode&) const;
+    BLINK_EXPORT WebElement querySelector(const WebString& selector, WebExceptionCode&) const;
+    BLINK_EXPORT void querySelectorAll(const WebString& selector, WebExceptionCode&, WebVector<WebElement>& results) const;
     BLINK_EXPORT bool focused() const;
     BLINK_EXPORT bool remove();
 
     // Returns true if the node has a non-empty bounding box in layout.
     // This does not 100% guarantee the user can see it, but is pretty close.
     // Note: This method only works properly after layout has occurred.
     BLINK_EXPORT bool hasNonEmptyBoundingBox() const;
 
     BLINK_EXPORT bool containsIncludingShadowDOM(const WebNode&) const;
     BLINK_EXPORT WebPluginContainer* pluginContainer() const;
@@ skipping 48 matching lines @@
 }
 
 inline bool operator<(const WebNode& a, const WebNode& b)
 {
     return a.lessThan(b);
 }
 
 } // namespace blink
 
 #endif