Workaround for lint check severity issue in 27.2.0-beta02

Also fixes new meta-issues linted in linters. Baselines everything else
new and cleans up existing baselines and messages.ignore.

Bug: 177360506
Test: ./gradlew lintDebug
Merged-In: Ib002199e13bb318b8d57814301a342c7af5722d8
Change-Id: Ib002199e13bb318b8d57814301a342c7af5722d8

diff --git a/room/integration-tests/testapp/lint-baseline.xml b/room/integration-tests/testapp/lint-baseline.xml
index cc0f05a14..63245b8 100644
--- a/room/integration-tests/testapp/lint-baseline.xml
+++ b/room/integration-tests/testapp/lint-baseline.xml

@@ -1,16 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<issues format="5" by="lint 4.2.0-alpha15" client="gradle" variant="debug" version="4.2.0-alpha15">
-
-    <issue
-        id="AllowBackup"
-        message="On SDK version 23 and up, your app data will be automatically backed up and restored on app install. Consider adding the attribute `android:fullBackupContent` to specify an `@xml` resource which configures which files to backup. More info: https://developer.android.com/training/backup/autosyncapi.html"
-        errorLine1="    &lt;application"
-        errorLine2="     ~~~~~~~~~~~">
-        <location
-            file="src/main/AndroidManifest.xml"
-            line="19"
-            column="6"/>
-    </issue>
+<issues format="5" by="lint 4.2.0-beta02" client="gradle" variant="debug" version="4.2.0-beta02">
 
     <issue
         id="SyntheticAccessor"
@@ -35,39 +24,6 @@
     </issue>
 
     <issue
-        id="MissingApplicationIcon"
-        message="Should explicitly set `android:icon`, there is no default"
-        errorLine1="    &lt;application"
-        errorLine2="     ~~~~~~~~~~~">
-        <location
-            file="src/main/AndroidManifest.xml"
-            line="19"
-            column="6"/>
-    </issue>
-
-    <issue
-        id="IgnoreWithoutReason"
-        message="Test is ignored without giving any explanation"
-        errorLine1="    @Ignore"
-        errorLine2="    ~~~~~~~">
-        <location
-            file="src/androidTest/java/androidx/room/integration/testapp/test/MultiInstanceInvalidationTest.java"
-            line="290"
-            column="5"/>
-    </issue>
-
-    <issue
-        id="IgnoreWithoutReason"
-        message="Test is ignored without giving any explanation"
-        errorLine1="    @Ignore"
-        errorLine2="    ~~~~~~~">
-        <location
-            file="src/androidTest/java/androidx/room/integration/testapp/test/MultiInstanceInvalidationTest.java"
-            line="300"
-            column="5"/>
-    </issue>
-
-    <issue
         id="UnknownNullness"
         message="Unknown nullability; explicitly declare as `@Nullable` or `@NonNull` to improve Kotlin interoperability; see https://android.github.io/kotlin-guides/interop.html#nullability-annotations"
         errorLine1="    public String getName() {"