Cleanup: Remove remaining generated extensions APIs on Android.

extensions/common/api/schemas.gypi

Index: extensions/common/api/schemas.gypi
diff --git a/extensions/common/api/schemas.gypi b/extensions/common/api/schemas.gypi
index 1b140bd01ba8d1452358f2b4043faddfa7398c0d..d9649bad9e32e62ebc9a9aae8fd8eb081cd6e2a0 100644
--- a/extensions/common/api/schemas.gypi
+++ b/extensions/common/api/schemas.gypi
@@ -8,10 +8,6 @@
   ],
   'variables': {
     'chromium_code': 1,
-    # TODO: Eliminate these on Android. See crbug.com/305852.
-    'android_schema_files': [
-      'runtime.json',
-    ],
     'main_schema_files': [
       'app_current_window_internal.idl',
       'app_runtime.idl',
@@ -50,6 +46,9 @@
     ],
     'non_compiled_schema_files': [
     ],
+    # TODO(thestig) Do not include this file in non-extensions builds.
+    # Then the conditional and else block can go away.
+    # Do the same for extensions/common/api/schemas.gni.
     'conditions': [
       ['enable_extensions==1', {
         'schema_files': [
@@ -57,7 +56,6 @@
         ],
       }, {
         'schema_files': [
-          '<@(android_schema_files)',
         ],
       }],
     ],