Revert "releasetools: Use pattern filter when unzipping."

This reverts commit aa3a04f19d.

Reason for revert: Some AOSP targets don't include RADIO/ in the TF.zip. We may possibly skip unzipping RADIO/, or by always creating a dummy RADIO folder in TF.zip. Revert this CL for now.

Change-Id: I8e90d322706a4fe82129bdfab5ffa1eab989c648

tools/releasetools/common.py

@@ -564,7 +564,7 @@ def UnzipTemp(filename, pattern=None):
   def unzip_to_dir(filename, dirname):
     cmd = ["unzip", "-o", "-q", filename, "-d", dirname]
     if pattern is not None:
-      cmd.extend(pattern)
+      cmd.append(pattern)
     p = Run(cmd, stdout=subprocess.PIPE)
     p.communicate()
     if p.returncode != 0: