Adds PrintingContext implementation stub for Android.

chrome/browser/printing/print_view_manager_basic.cc

 // Copyright (c) 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/printing/print_view_manager_basic.h"
 
+#if defined(OS_ANDROID)
+#include "base/file_descriptor_posix.h"
+#endif
+
 DEFINE_WEB_CONTENTS_USER_DATA_KEY(printing::PrintViewManagerBasic);
 
 namespace printing {
 
 PrintViewManagerBasic::PrintViewManagerBasic(content::WebContents* web_contents)
-    : PrintViewManagerBase(web_contents) {
+    : PrintViewManagerBase(web_contents),
+      file_descriptor_(NULL) {
 }
 
 PrintViewManagerBasic::~PrintViewManagerBasic() {
 }
 
+#if defined(OS_ANDROID)
+void PrintViewManagerBasic::SetFileDescriptor(
+    const base::FileDescriptor& file_descriptor) {
+  file_descriptor_ = file_descriptor;
+}
+
+base::FileDescriptor PrintViewManagerBasic::GetFileDescriptor() {
+  return file_descriptor_;
+}
+#endif
+
 }  // namespace printing