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

ui/base/dragdrop/os_exchange_data_provider_aurax11.cc

Index: ui/base/dragdrop/os_exchange_data_provider_aurax11.cc
diff --git a/ui/base/dragdrop/os_exchange_data_provider_aurax11.cc b/ui/base/dragdrop/os_exchange_data_provider_aurax11.cc
index ebea65959db6c3afc8e2ceacf23159ae7b2fe92c..3320dcfde3e021a3a632a029867c8500e858bdec 100644
--- a/ui/base/dragdrop/os_exchange_data_provider_aurax11.cc
+++ b/ui/base/dragdrop/os_exchange_data_provider_aurax11.cc
@@ -197,6 +197,7 @@ bool OSExchangeDataProviderAuraX11::GetString(base::string16* result) const {
 }
 
 bool OSExchangeDataProviderAuraX11::GetURLAndTitle(
+    OSExchangeData::FilenameToURLPolicy policy,
     GURL* url,
     base::string16* title) const {
   std::vector< ::Atom> url_atoms = ui::GetURLAtomsFrom(&atom_cache_);
@@ -231,7 +232,8 @@ bool OSExchangeDataProviderAuraX11::GetURLAndTitle(
       for (std::vector<std::string>::const_iterator it = tokens.begin();
            it != tokens.end(); ++it) {
         GURL test_url(*it);
-        if (!test_url.SchemeIsFile()) {
+        if (!test_url.SchemeIsFile() ||
+            policy == OSExchangeData::CONVERT_FILENAMES) {
           *url = test_url;
           *title = base::string16();
           return true;