Fix filesystem API file_handlers to work for drive on ChromeOS.

webkit/fileapi/external_mount_points.cc

Index: webkit/fileapi/external_mount_points.cc
diff --git a/webkit/fileapi/external_mount_points.cc b/webkit/fileapi/external_mount_points.cc
index 58a8883acf53fb1348434519186a3d1d81c5a9c6..26db13850c1c1fe7a2a22a40371e92fbc3990bb6 100644
--- a/webkit/fileapi/external_mount_points.cc
+++ b/webkit/fileapi/external_mount_points.cc
@@ -225,6 +225,24 @@ FileSystemURL ExternalMountPoints::CreateCrackedFileSystemURL(
                        mount_name, cracked_type, cracked_path);
 }
 
+bool ExternalMountPoints::GetVirtualPath(const base::FilePath& full_path,
+                                         base::FilePath* virtual_path) const {
+  DCHECK(virtual_path);
+
+  base::AutoLock locker(lock_);
+
+  base::FilePath path = NormalizeFilePath(full_path);
+  std::map<base::FilePath, std::string>::const_reverse_iterator iter(
+      path_to_name_map_.upper_bound(path));
+  if (iter == path_to_name_map_.rend())
+    return false;
+
+  *virtual_path = CreateVirtualRootPath(iter->second);
+  if (iter->first == path)
+    return true;
+  return iter->first.AppendRelativePath(path, virtual_path);
+}
+
 RemoteFileSystemProxyInterface* ExternalMountPoints::GetRemoteFileSystemProxy(
     const std::string& mount_name) const {
   base::AutoLock locker(lock_);
@@ -244,24 +262,6 @@ void ExternalMountPoints::AddMountPointInfosTo(
   }
 }
 
-bool ExternalMountPoints::GetVirtualPath(const base::FilePath& path_in,
-                                         base::FilePath* virtual_path) {
-  DCHECK(virtual_path);
-
-  base::AutoLock locker(lock_);
-
-  base::FilePath path = NormalizeFilePath(path_in);
-  std::map<base::FilePath, std::string>::reverse_iterator iter(
-      path_to_name_map_.upper_bound(path));
-  if (iter == path_to_name_map_.rend())
-    return false;
-
-  *virtual_path = CreateVirtualRootPath(iter->second);
-  if (iter->first == path)
-    return true;
-  return iter->first.AppendRelativePath(path, virtual_path);
-}
-
 base::FilePath ExternalMountPoints::CreateVirtualRootPath(
     const std::string& mount_name) const {
   return base::FilePath().AppendASCII(mount_name);