Remove GYP files in breakpad, build, and tools.

tools/android/customtabs_benchmark/customtabs_benchmark.gyp

Index: tools/android/customtabs_benchmark/customtabs_benchmark.gyp
diff --git a/tools/android/customtabs_benchmark/customtabs_benchmark.gyp b/tools/android/customtabs_benchmark/customtabs_benchmark.gyp
deleted file mode 100644
index 417b856daa8b901b4e236379bc14cdb5f9965b92..0000000000000000000000000000000000000000
--- a/tools/android/customtabs_benchmark/customtabs_benchmark.gyp
+++ /dev/null
@@ -1,19 +0,0 @@
-# Copyright 2015 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': [
-    {
-      'target_name': 'customtabs_benchmark_apk',
-      'type': 'none',
-      'variables': {
-        'java_in_dir': '../../../tools/android/customtabs_benchmark/java/',
-        'apk_name': 'CustomTabsBenchmark',
-      },
-      'dependencies': [
-        '../../../third_party/custom_tabs_client/custom_tabs_client.gyp:custom_tabs_support_lib'
-      ],
-      'includes': [ '../../../build/java_apk.gypi' ],
-  }]
-}
-