Delete Filesystem::CreateFolder.

webrtc/rtc_base/fileutils.h

Index: webrtc/rtc_base/fileutils.h
diff --git a/webrtc/rtc_base/fileutils.h b/webrtc/rtc_base/fileutils.h
index ba4b28995e3117ae645de174c762fa4af0b90bd6..8c6f1e8734737830e34d6c58f4be60aad9ca59cb 100644
--- a/webrtc/rtc_base/fileutils.h
+++ b/webrtc/rtc_base/fileutils.h
@@ -83,10 +83,6 @@ class FilesystemInterface {
   // non-existent file.
   virtual bool DeleteFile(const Pathname &filename) = 0;
 
-  // Creates a directory. This will call itself recursively to create /foo/bar
-  // even if /foo does not exist. Returns true if the function succeeds.
-  virtual bool CreateFolder(const Pathname &pathname) = 0;
-
   // This moves a file from old_path to new_path, where "old_path" is a
   // plain file. This DCHECKs and returns false if old_path points to a
   // directory, and returns true if the function succeeds.
@@ -123,10 +119,6 @@ class Filesystem {
     return cur;
   }
 
-  static bool CreateFolder(const Pathname &pathname) {
-    return EnsureDefaultFilesystem()->CreateFolder(pathname);
-  }
-
   static bool DeleteFile(const Pathname &filename) {
     return EnsureDefaultFilesystem()->DeleteFile(filename);
   }