Move mojo_bindings_java target to mojo.gyp

This target was initially defined in mojo_public.gypi, but
it depends on code outside of mojo/public. Move it to
mojo.gyp, where the target for code in the adjacent directory
(mojo/bindings/js) is defined.

BUG=None
TEST=trybots

Review URL: https://codereview.chromium.org/403803003

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@284405 0039d316-1c4b-4281-b951-d872f2087c98

mojo/mojo.gyp

@@ -792,6 +792,17 @@
   'conditions': [
     ['OS=="android"', {
       'targets': [
+        {
+          'target_name': 'mojo_bindings_java',
+          'type': 'none',
+          'variables': {
+            'java_in_dir': 'bindings/java',
+          },
+          'dependencies': [
+            'mojo_public_java',
+          ],
+          'includes': [ '../build/java.gypi' ],
+        },
         {
           'target_name': 'mojo_jni_headers',
           'type': 'none',

mojo/mojo_public.gypi

@@ -213,19 +213,6 @@
           },
           'includes': [ '../build/java.gypi' ],
         },
-        {
-          # TODO(cmasone): Move out of mojo_public, as this is built from code
-          # outside mojo/public.
-          'target_name': 'mojo_bindings_java',
-          'type': 'none',
-          'variables': {
-            'java_in_dir': 'bindings/java',
-          },
-          'dependencies': [
-            'mojo_public_java',
-          ],
-          'includes': [ '../build/java.gypi' ],
-        },
       ],
     }],
   ],