Add support for Android aidl and support for gyp's java_in_dir

net/BUILD.gn

 # 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.
 
 import("//build/config/crypto.gni")
 import("//build/config/features.gni")
 import("//build/config/ui.gni")
 import("//url/config.gni")
 
 # TODO(cjhopman): //build/config/android/rules.gni also imports grit_rule.gni.
@@ skipping 1036 matching lines @@
       "android/java/src/org/chromium/net/AndroidKeyStore.java",
       "android/java/src/org/chromium/net/AndroidNetworkLibrary.java",
       "android/java/src/org/chromium/net/AndroidPrivateKey.java",
       "android/java/src/org/chromium/net/GURLUtils.java",
       "android/java/src/org/chromium/net/NetworkChangeNotifier.java",
       "android/java/src/org/chromium/net/ProxyChangeListener.java",
       "android/java/src/org/chromium/net/X509Util.java",
     ]
     jni_package = "net"
   }
+  generate_jni("net_test_jni_headers") {
+    sources = [
+      "android/javatests/src/org/chromium/net/AndroidKeyStoreTestUtil.java",
+    ]
+    jni_package = "net"
+  }
 }
 
 if (is_android || is_linux) {
   executable("disk_cache_memory_test") {
     sources = [ "tools/disk_cache_memory_test/disk_cache_memory_test.cc" ]
     deps = [
       ":net",
       "//base",
     ]
   }
@@ skipping 298 matching lines @@
   sources = [ "quic/quic_server_bin.cc" ]
   deps = [
     ":quic_tools",
     ":net",
     "//base",
     "//third_party/boringssl",
   ]
 }
 
 }  # !is_android