Inline content_[tests/browser/android].gypi into GN build.

content/browser/speech/proto/speech_proto.gyp

Index: content/browser/speech/proto/speech_proto.gyp
diff --git a/content/browser/speech/proto/speech_proto.gyp b/content/browser/speech/proto/speech_proto.gyp
deleted file mode 100644
index 47da49926d6d5c5fe832dd53fead2affa3fecfb7..0000000000000000000000000000000000000000
--- a/content/browser/speech/proto/speech_proto.gyp
+++ /dev/null
@@ -1,21 +0,0 @@
-# Copyright (c) 2012 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.
-
-{
-  'targets': [
-    {
-     # GN version: //content/browser/speech/proto:proto
-     'target_name': 'speech_proto',
-     'type': 'static_library',
-     'sources': [
-        'google_streaming_api.proto',
-      ],
-     'variables': {
-        'proto_in_dir': '.',
-        'proto_out_dir': 'content/browser/speech/proto',
-      },
-     'includes': [ '../../../../build/protoc.gypi' ],
-    },
-  ],
-}