Don't populate URL data in WebDropData when dragging files.

ui/base/dragdrop/os_exchange_data_win_unittest.cc

 // Copyright (c) 2012 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 "base/memory/ref_counted.h"
 #include "base/memory/scoped_handle.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/win/scoped_hglobal.h"
 #include "testing/gtest/include/gtest/gtest.h"
@@ skipping 47 matching lines @@
   medium.hGlobal = glob;
   medium.pUnkForRelease = NULL;
   EXPECT_EQ(S_OK, com_data->SetData(&format_etc, &medium, TRUE));
 
   // Construct a new object with the old object so that we can use our access
   // APIs.
   OSExchangeData data2(data.provider().Clone());
   EXPECT_TRUE(data2.HasURL());
   GURL url_from_data;
   std::wstring title;
-  EXPECT_TRUE(data2.GetURLAndTitle(&url_from_data, &title));
+  EXPECT_TRUE(data2.GetURLAndTitle(
+      OSExchangeData::CONVERT_FILENAMES, &url_from_data, &title));
   GURL reference_url(input);
   EXPECT_EQ(reference_url.spec(), url_from_data.spec());
 }
 
 // Verifies SetData invoked twice with the same data clobbers existing data.
 TEST(OSExchangeDataWinTest, RemoveData) {
   OSExchangeData data;
   std::wstring input = L"http://www.google.com/";
   std::wstring input2 = L"http://www.google2.com/";
 
@@ skipping 30 matching lines @@
     EXPECT_EQ(S_OK, com_data->SetData(&format_etc, &medium, TRUE));
   }
   EXPECT_EQ(1u, static_cast<DataObjectImpl*>(com_data.get())->size());
 
   // Construct a new object with the old object so that we can use our access
   // APIs.
   OSExchangeData data2(data.provider().Clone());
   EXPECT_TRUE(data2.HasURL());
   GURL url_from_data;
   std::wstring title;
-  EXPECT_TRUE(data2.GetURLAndTitle(&url_from_data, &title));
+  EXPECT_TRUE(data2.GetURLAndTitle(
+      OSExchangeData::CONVERT_FILENAMES, &url_from_data, &title));
   EXPECT_EQ(GURL(input2).spec(), url_from_data.spec());
 }
 
 TEST(OSExchangeDataWinTest, URLDataAccessViaCOM) {
   OSExchangeData data;
   GURL url("http://www.google.com/");
   data.SetURL(url, L"");
   base::win::ScopedComPtr<IDataObject> com_data(
       OSExchangeDataProviderWin::GetIDataObject(data));
 
@@ skipping 211 matching lines @@
 }
 
 TEST(OSExchangeDataWinTest, ProvideURLForPlainTextURL) {
   OSExchangeData data;
   data.SetString(L"http://google.com");
 
   OSExchangeData data2(data.provider().Clone());
   ASSERT_TRUE(data2.HasURL());
   GURL read_url;
   std::wstring title;
-  EXPECT_TRUE(data2.GetURLAndTitle(&read_url, &title));
+  EXPECT_TRUE(data2.GetURLAndTitle(
+      OSExchangeData::CONVERT_FILENAMES, &read_url, &title));
   EXPECT_EQ(GURL("http://google.com"), read_url);
 }
 
 }  // namespace ui