[Android] Run lint using a cache in the output directory.

build/android/lint_cache.gyp

Index: build/android/lint_cache.gyp
diff --git a/build/android/lint_cache.gyp b/build/android/lint_cache.gyp
new file mode 100644
index 0000000000000000000000000000000000000000..764d2d790158f33c9ddb74d6d387ff1750a427ec
--- /dev/null
+++ b/build/android/lint_cache.gyp
@@ -0,0 +1,47 @@
+# Copyright 2016 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': [
+    {
+      # This target runs a functionally empty lint to create or update the
+      # API versions cache if necessary. This prevents racy creation of the
+      # cache while linting java targets in lint_action.gypi.
+      'target_name': 'lint_cache',
+      'type': 'none',
+      'actions': [
+        {
+          'action_name': 'prepare_lint_cache',
+          'message': 'Preparing Android lint cache',
+          'variables': {
+            'android_manifest_path': '<(DEPTH)/build/android/AndroidManifest.xml',
+            'cache_file': '<(PRODUCT_DIR)/lint_cache/.android/cache/api-versions-6-23.0.1.bin',
+            'lint_cache_stamp': '<(PRODUCT_DIR)/lint_cache/lint_cache.stamp',
+            'result_path': '<(PRODUCT_DIR)/lint_cache/result.xml',
+          },
+          'inputs': [
+            '<(DEPTH)/build/android/gyp/lint.py',
+            '<(android_manifest_path)',
+          ],
+          'outputs': [
+            '<(cache_file)',
+            '<(result_path)',
+          ],
+          'action': [
+            'python', '<(DEPTH)/build/android/gyp/lint.py',
+            '--lint-path', '<(android_sdk_root)/tools/lint',
+            '--cache-dir', '<(PRODUCT_DIR)/lint_cache',
+            '--build-tools-version', '<(android_sdk_build_tools_version)',
+            '--manifest-path', '<(android_manifest_path)',
+            '--product-dir', '<(PRODUCT_DIR)',
+            '--result-path', '<(result_path)',
+            '--stamp', '<(lint_cache_stamp)',
+            '--silent',
+            '--enable'
+          ],
+        },
+      ],
+    },
+  ],
+}