Turn FileDescriptorInfo a collection class

content/browser/android/child_process_launcher_android.h

Index: content/browser/android/child_process_launcher_android.h
diff --git a/content/browser/android/child_process_launcher_android.h b/content/browser/android/child_process_launcher_android.h
index 747649fc7ac57517ce6f1b78ea57758f2fbd6dfa..a9e6ddc5cd0cf1368c6fd5398a4b9e49dbc73fee 100644
--- a/content/browser/android/child_process_launcher_android.h
+++ b/content/browser/android/child_process_launcher_android.h
@@ -19,11 +19,10 @@ typedef base::Callback<void(base::ProcessHandle)> StartChildProcessCallback;
 // ActivityManager.
 // The created process handle is returned to the |callback| on success, 0 is
 // retuned if the process could not be created.
-void StartChildProcess(
-    const base::CommandLine::StringVector& argv,
-    int child_process_id,
-    const std::vector<FileDescriptorInfo>& files_to_register,
-    const StartChildProcessCallback& callback);
+void StartChildProcess(const base::CommandLine::StringVector& argv,
+                       int child_process_id,
+                       const scoped_ptr<FileDescriptorInfo> files_to_register,
+                       const StartChildProcessCallback& callback);
 
 // Stops a child process based on the handle returned form
 // StartChildProcess.