[sync] Extract Android-specific prod Java GYP-target to a separate file.

Currently, both Android Java-targets live within sync_tests.gypi. This
CL moves the prod target sync_java out to a separate file, and also adds
per-file OWNERS entries for that file, using the same owners as in
sync/android/OWNERS.

BUG=None

Review URL: https://chromiumcodereview.appspot.com/12303034

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@183498 0039d316-1c4b-4281-b951-d872f2087c98

sync/OWNERS

@@ -6,3 +6,7 @@ rlarocque@chromium.org
 rsimha@chromium.org
 tim@chromium.org
 zea@chromium.org
+
+per-file sync_android.gypi=nileshagrawal@chromium.org
+per-file sync_android.gypi=nyquist@chromium.org
+per-file sync_android.gypi=yfriedman@chromium.org

sync/sync.gyp

@@ -8,6 +8,7 @@
   },
 
   'includes': [
+    'sync_android.gypi',
     'sync_tests.gypi',
   ],
 

sync/sync_android.gypi

@@ -0,0 +1,28 @@
+# Copyright 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.
+
+{
+  'conditions': [
+    ['OS == "android"', {
+      'targets': [
+        {
+          'target_name': 'sync_java',
+          'type': 'none',
+          'variables': {
+            'package_name': 'sync',
+            'java_in_dir': '../sync/android/java',
+          },
+          'dependencies': [
+            '../base/base.gyp:base_java',
+            '../net/net.gyp:net_java',
+            '../third_party/cacheinvalidation/cacheinvalidation.gyp:cacheinvalidation_javalib',
+            '../third_party/guava/guava.gyp:guava_javalib',
+            '../third_party/jsr-305/jsr-305.gyp:jsr_305_javalib',
+          ],
+          'includes': [ '../build/java.gypi' ],
+        },
+      ],
+    }],
+  ],
+}

sync/sync_tests.gypi

@@ -564,22 +564,6 @@
     }],
     ['OS == "android"', {
       'targets': [
-        {
-          'target_name': 'sync_java',
-          'type': 'none',
-          'variables': {
-            'package_name': 'sync',
-            'java_in_dir': '../sync/android/java',
-          },
-          'dependencies': [
-            '../base/base.gyp:base_java',
-            '../net/net.gyp:net_java',
-            '../third_party/cacheinvalidation/cacheinvalidation.gyp:cacheinvalidation_javalib',
-            '../third_party/guava/guava.gyp:guava_javalib',
-            '../third_party/jsr-305/jsr-305.gyp:jsr_305_javalib',
-          ],
-          'includes': [ '../build/java.gypi' ],
-        },
         {
           'target_name': 'sync_javatests',
           'type': 'none',
@@ -595,7 +579,6 @@
         },
       ],
     }],
-
     # Special target to wrap a gtest_target_type==shared_library
     # sync_unit_tests into an android apk for execution.
     ['OS == "android" and gtest_target_type == "shared_library"', {