Rotating spheres sample

runtime/bin/bin.gypi

Index: runtime/bin/bin.gypi
diff --git a/runtime/bin/bin.gypi b/runtime/bin/bin.gypi
index 45d808c5a62fe0efb4dd429b1ff0f8ea9832ca1a..6f00a4ca73af5bb0416e921f38722b65baa96697 100644
--- a/runtime/bin/bin.gypi
+++ b/runtime/bin/bin.gypi
@@ -522,5 +522,46 @@
       ],
     },
   ],
+  'conditions': [
+    ['OS=="android"',
+      {
+        'targets': [
+          {
+            # dart shared library with a snapshot of corelibs built in.
+            # designed to be called from Java (e.g. on Android)
+            'target_name': 'dart_so',
+            'type': 'shared_library',
+            'dependencies': [
+              'libdart_export',
+              'libdart_builtin',
+              'generate_snapshot_file',
+            ],
+            'include_dirs': [
+              '..'
+            ],
+            'defines': [
+              'DART_SHARED_LIB'
+            ],
+            'sources': [
+              'main.cc',
+              'main_android.cc',
+              'builtin_nolib.cc',
+              '<(snapshot_cc_file)',
+            ],
+            'link_settings': {
+              'libraries': [ '-llog' ],
+              'ldflags': [
+                '-z', 'muldefs',
+              ],
+              'ldflags!': [
+                '-Wl,--exclude-libs=ALL',
+              ],
+            },
+          },
+        ],
+      },
+    ]
+  ],
+
 }