Add support for generating jars from protos and add cacheinvalidation_java.

third_party/protobuf/protobuf.gyp

 # 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.
 
 {
   'conditions': [
     ['OS!="win"', {
       'variables': {
         'config_h_dir':
           '.',  # crafted for gcc/linux.
@@ skipping 124 matching lines @@
         'include_dirs': [
           '<(config_h_dir)',
           'src',
         ],
         'defines': [
           'GOOGLE_PROTOBUF_NO_RTTI',
           'GOOGLE_PROTOBUF_NO_STATIC_INITIALIZER',
         ],
       },
     },
+    {
+      'target_name': 'protobuf_lite_java',
+      'type' : 'none',
+      'all_dependent_settings': {
+        'variables': {
+          'input_jars_paths' : [
+            'javalib/protobuf-java-2.4.1-lite.jar',
+          ],
+        }
+      }
+    },
     # This is the full, heavy protobuf lib that's needed for c++ .proto's
     # that don't specify the LITE_RUNTIME option.  The protocol
     # compiler itself (protoc) falls into that category.
     #
     # DO NOT LINK AGAINST THIS TARGET IN CHROME CODE  --agl
     {
       'target_name': 'protobuf_full_do_not_use',
       'type': 'static_library',
       'toolsets': ['host','target'],
       'sources': [
@@ skipping 221 matching lines @@
   #     ],
   #     'dependencies': [
   #       'protoc#host',
   #     ],
   #     'sources': [
   #       'src/google/protobuf/descriptor.proto',
   #     ],
      },
   ],
 }