Support event.clipboardData.types in layout tests.

webkit/tools/test_shell/mock_webclipboard_impl.cc

 // Copyright (c) 2010 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 "webkit/tools/test_shell/mock_webclipboard_impl.h"
 
 #include "base/logging.h"
 #include "base/string_util.h"
 #include "net/base/escape.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebImage.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebURL.h"
 #include "webkit/glue/webclipboard_impl.h"
 #include "webkit/glue/webkit_glue.h"
 
 using WebKit::WebString;
 using WebKit::WebURL;
+using WebKit::WebVector;
 
 bool MockWebClipboardImpl::isFormatAvailable(Format format, Buffer buffer) {
   switch (format) {
     case FormatHTML:
       return !m_htmlText.isEmpty();
 
     case FormatSmartPaste:
       return m_writeSmartPaste;
 
     default:
@@ skipping 51 matching lines @@
 
 void MockWebClipboardImpl::writeImage(const WebKit::WebImage& image,
     const WebKit::WebURL& url, const WebKit::WebString& title) {
   if (!image.isNull()) {
     m_htmlText = WebString::fromUTF8(
         webkit_glue::WebClipboardImpl::URLToImageMarkup(url, title));
     m_plainText = m_htmlText;
     m_writeSmartPaste = false;
   }
 }
+
+WebVector<WebString> MockWebClipboardImpl::readAvailableTypes(
+    Buffer buffer, bool* containsFilenames) {
+  *containsFilenames = false;
+  std::vector<WebString> results;
+  if (!m_plainText.isEmpty()) {
+    results.push_back(WebString("Text")); 
+    results.push_back(WebString("text/plain")); 
+  }
+  if (!m_htmlText.isEmpty()) {
+    results.push_back(WebString("text/html"));
+  }
+  return results;
+}