Fixed WebDragData's wrong dependency.

Source/web/WebDragDataTest.cpp

 // Copyright 2014 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 "config.h"
 #include "public/platform/WebDragData.h"
 
 #include "core/clipboard/DataObject.h"
 #include "public/platform/WebVector.h"
 #include <gtest/gtest.h>
 
 namespace blink {
 
 TEST(WebDragDataTest, items)
 {
-    WebDragData data(DataObject::create());
+    RefPtrWillBeRawPtr<DataObject> dataObject = DataObject::create();
 
     // Native file.
-    data.getValue()->add(File::create("/native/path"));
+    dataObject->add(File::create("/native/path"));
 
     // Blob file.
     const RefPtr<BlobDataHandle> blobDataHandle = BlobDataHandle::create();
-    data.getValue()->add(File::create("name", 0.0, blobDataHandle));
+    dataObject->add(File::create("name", 0.0, blobDataHandle));
 
     // User visible snapshot file.
     {
         FileMetadata metadata;
         metadata.platformPath = "/native/visible/snapshot";
-        data.getValue()->add(File::createForFileSystemFile("name", metadata, File::IsUserVisible));
+        dataObject->add(File::createForFileSystemFile("name", metadata, File::IsUserVisible));
     }
 
     // Not user visible snapshot file.
     {
         FileMetadata metadata;
         metadata.platformPath = "/native/not-visible/snapshot";
-        data.getValue()->add(File::createForFileSystemFile("name", metadata, File::IsNotUserVisible));
+        dataObject->add(File::createForFileSystemFile("name", metadata, File::IsNotUserVisible));
     }
 
     // User visible file system URL file.
     {
         FileMetadata metadata;
         metadata.length = 1234;
         KURL url(ParsedURLStringTag(), "filesystem:http://example.com/isolated/hash/visible-non-native-file");
-        data.getValue()->add(File::createForFileSystemFile(url, metadata, File::IsUserVisible));
+        dataObject->add(File::createForFileSystemFile(url, metadata, File::IsUserVisible));
     }
 
     // Not user visible file system URL file.
     {
         FileMetadata metadata;
         metadata.length = 1234;
         KURL url(ParsedURLStringTag(), "filesystem:http://example.com/isolated/hash/not-visible-non-native-file");
-        data.getValue()->add(File::createForFileSystemFile(url, metadata, File::IsNotUserVisible));
+        dataObject->add(File::createForFileSystemFile(url, metadata, File::IsNotUserVisible));
     }
 
+    WebDragData data = dataObject->toWebDragData();
     WebVector<WebDragData::Item> items = data.items();
     ASSERT_EQ(6u, items.size());
 
     EXPECT_EQ(WebDragData::Item::StorageTypeFilename, items[0].storageType);
     EXPECT_EQ("/native/path", items[0].filenameData);
     EXPECT_EQ("path", items[0].displayNameData);
 
     EXPECT_EQ(WebDragData::Item::StorageTypeString, items[1].storageType);
     EXPECT_EQ("text/plain", items[1].stringType);
     EXPECT_EQ("name", items[1].stringData);
 
     EXPECT_EQ(WebDragData::Item::StorageTypeFilename, items[2].storageType);
     EXPECT_EQ("/native/visible/snapshot", items[2].filenameData);
     EXPECT_EQ("name", items[2].displayNameData);
 
     EXPECT_EQ(WebDragData::Item::StorageTypeFilename, items[3].storageType);
     EXPECT_EQ("/native/not-visible/snapshot", items[3].filenameData);
     EXPECT_EQ("name", items[3].displayNameData);
 
     EXPECT_EQ(WebDragData::Item::StorageTypeFileSystemFile, items[4].storageType);
     EXPECT_EQ("filesystem:http://example.com/isolated/hash/visible-non-native-file", items[4].fileSystemURL);
     EXPECT_EQ(1234, items[4].fileSystemFileSize);
 
     EXPECT_EQ(WebDragData::Item::StorageTypeFileSystemFile, items[5].storageType);
     EXPECT_EQ("filesystem:http://example.com/isolated/hash/not-visible-non-native-file", items[5].fileSystemURL);
     EXPECT_EQ(1234, items[5].fileSystemFileSize);
 }
 
 } // namespace blink