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

ui/base/dragdrop/os_exchange_data_win_unittest.cc

Index: ui/base/dragdrop/os_exchange_data_win_unittest.cc
diff --git a/ui/base/dragdrop/os_exchange_data_win_unittest.cc b/ui/base/dragdrop/os_exchange_data_win_unittest.cc
index e73db84274794fd42c53361843e157471d39fabc..65066e16ce17001e5ca40b9033250e5af551d3bf 100644
--- a/ui/base/dragdrop/os_exchange_data_win_unittest.cc
+++ b/ui/base/dragdrop/os_exchange_data_win_unittest.cc
@@ -65,7 +65,8 @@ TEST(OSExchangeDataWinTest, StringDataWritingViaCOM) {
   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());
 }
@@ -116,7 +117,8 @@ TEST(OSExchangeDataWinTest, RemoveData) {
   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());
 }
 
@@ -348,7 +350,8 @@ TEST(OSExchangeDataWinTest, ProvideURLForPlainTextURL) {
   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);
 }