android_webview: support building a stub WebView.

build/android/gyp/write_ordered_libraries.py

Index: build/android/gyp/write_ordered_libraries.py
diff --git a/build/android/gyp/write_ordered_libraries.py b/build/android/gyp/write_ordered_libraries.py
index f656adfe30aca472a6ea6ee1f96c4032e17dbc78..4765878142c6901425c06bd9d7547b0c88f11e30 100755
--- a/build/android/gyp/write_ordered_libraries.py
+++ b/build/android/gyp/write_ordered_libraries.py
@@ -102,6 +102,8 @@ def main():
       help='A list of top-level input libraries.')
   parser.add_option('--libraries-dir',
       help='The directory which contains shared libraries.')
+  parser.add_option('--unpackaged-libraries',
+      help='List of additional libraries to load that are not in the APK.')
   parser.add_option('--readelf', help='Path to the readelf binary.')
   parser.add_option('--output', help='Path to the generated .json file.')
   parser.add_option('--stamp', help='Path to touch on success.')
@@ -114,10 +116,15 @@ def main():
   libraries = build_utils.ParseGnList(options.input_libraries)
   if len(libraries):
     libraries = GetSortedTransitiveDependenciesForBinaries(libraries)
+  if options.unpackaged_libraries:
+    unpackaged_libraries = build_utils.ParseGnList(options.unpackaged_libraries)
+  else:
+    unpackaged_libraries = []
 
   # Convert to "base" library names: e.g. libfoo.so -> foo
+  all_libraries = libraries + unpackaged_libraries
   java_libraries_list = (
-      '{%s}' % ','.join(['"%s"' % s[3:-3] for s in libraries]))
+      '{%s}' % ','.join(['"%s"' % s[3:-3] for s in all_libraries]))
 
   out_json = {
       'libraries': libraries,