Add keep.xml to keep string resources for spam.

Without this rule, these string resources not directly referenced by code will be stripped out by Proguard.

Bug: 80512860
Test: manual
PiperOrigin-RevId: 199201142
Change-Id: I91ea90273051b6bb6fa57d116bfb037fc86c1a94
diff --git a/java/com/android/incallui/spam/res/raw/keep.xml b/java/com/android/incallui/spam/res/raw/keep.xml
new file mode 100644
index 0000000..0361e51
--- /dev/null
+++ b/java/com/android/incallui/spam/res/raw/keep.xml
@@ -0,0 +1,66 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ Copyright (C) 2018 The Android Open Source Project
+  ~
+  ~ Licensed under the Apache License, Version 2.0 (the "License");
+  ~ you may not use this file except in compliance with the License.
+  ~ You may obtain a copy of the License at
+  ~
+  ~      http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~ See the License for the specific language governing permissions and
+  ~ limitations under the License
+  -->
+<resources xmlns:tools="http://schemas.android.com/tools"
+    tools:keep="
+    @string/spam_notification_title,
+    @string/spam_notification_title_230151,
+    @string/spam_notification_title_230152,
+    @string/spam_notification_title_230153,
+    @string/spam_notification_title_230154,
+    @string/spam_notification_title_230155,
+    @string/spam_notification_block_report_toast_text,
+    @string/spam_notification_block_report_toast_text_230151,
+    @string/spam_notification_block_report_toast_text_230152,
+    @string/spam_notification_block_report_toast_text_230153,
+    @string/spam_notification_block_report_toast_text_230154,
+    @string/spam_notification_block_report_toast_text_230155,
+    @string/spam_notification_not_spam_toast_text,
+    @string/spam_notification_not_spam_toast_text_230151,
+    @string/spam_notification_not_spam_toast_text_230152,
+    @string/spam_notification_not_spam_toast_text_230153,
+    @string/spam_notification_not_spam_toast_text_230154,
+    @string/spam_notification_not_spam_toast_text_230155,
+    @string/spam_notification_non_spam_call_collapsed_text,
+    @string/spam_notification_non_spam_call_collapsed_text_230151,
+    @string/spam_notification_non_spam_call_collapsed_text_230152,
+    @string/spam_notification_non_spam_call_collapsed_text_230153,
+    @string/spam_notification_non_spam_call_collapsed_text_230154,
+    @string/spam_notification_non_spam_call_collapsed_text_230155,
+    @string/spam_notification_non_spam_call_expanded_text,
+    @string/spam_notification_non_spam_call_expanded_text_230151,
+    @string/spam_notification_non_spam_call_expanded_text_230152,
+    @string/spam_notification_non_spam_call_expanded_text_230153,
+    @string/spam_notification_non_spam_call_expanded_text_230154,
+    @string/spam_notification_non_spam_call_expanded_text_230155,
+    @string/spam_notification_spam_call_collapsed_text,
+    @string/spam_notification_spam_call_collapsed_text_230151,
+    @string/spam_notification_spam_call_collapsed_text_230152,
+    @string/spam_notification_spam_call_collapsed_text_230153,
+    @string/spam_notification_spam_call_collapsed_text_230154,
+    @string/spam_notification_spam_call_collapsed_text_230155,
+    @string/spam_notification_dialog_block_report_spam_action_text,
+    @string/spam_notification_dialog_block_report_spam_action_text_230151,
+    @string/spam_notification_dialog_block_report_spam_action_text_230152,
+    @string/spam_notification_dialog_block_report_spam_action_text_230153,
+    @string/spam_notification_dialog_block_report_spam_action_text_230154,
+    @string/spam_notification_dialog_block_report_spam_action_text_230155,
+    @string/spam_notification_was_not_spam_action_text,
+    @string/spam_notification_was_not_spam_action_text_230151,
+    @string/spam_notification_was_not_spam_action_text_230152,
+    @string/spam_notification_was_not_spam_action_text_230153,
+    @string/spam_notification_was_not_spam_action_text_230154,
+    @string/spam_notification_was_not_spam_action_text_230155"/>
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