fix(bazel): fix the output directory for extractor to be genfiles/ instead of bin/ (#19716)

PR Close #19716

Author: vikerman

packages/bazel/src/ng_module.bzl

@@ -50,7 +50,7 @@ def _expected_outs(ctx, label):
     declaration_files += [ctx.new_file(ctx.bin_dir, basename + ext) for ext in declarations]
     summary_files += [ctx.new_file(ctx.bin_dir, basename + ext) for ext in summaries]
 
-  i18n_messages_files = [ctx.new_file(ctx.bin_dir, ctx.label.name + "_ngc_messages.xmb")]
+  i18n_messages_files = [ctx.new_file(ctx.genfiles_dir, ctx.label.name + "_ngc_messages.xmb")]
 
   return struct(
     closure_js = closure_js_files,
@@ -144,7 +144,10 @@ def ngc_compile_action(ctx, label, inputs, outputs, messages_out, config_file_pa
                executable = ctx.executable._ng_xi18n,
                arguments = (_EXTRA_NODE_OPTIONS_FLAGS +
                             [config_file_path] +
-                            [messages_out[0].short_path]),
+                            # The base path is bin_dir because of the way the ngc
+                            # compiler host is configured. So we need to explictily
+                            # point to genfiles/ to redirect the output.
+                            ["../genfiles/" + messages_out[0].short_path]),
                progress_message = "Extracting Angular 2 messages (ng_xi18n)",
                mnemonic = "Angular2MessageExtractor")