hg: jdk8u/jdk8u-dev/jdk: 8273826: Correct Manifest file name and NPE checks

[mbalao at redhat.com]

Changeset: 973f51f86ecb
Author:    mbalao
Date:      2021-10-11 11:58 +0000
URL:       https://hg.openjdk.java.net/jdk8u/jdk8u-dev/jdk/rev/973f51f86ecb

8273826: Correct Manifest file name and NPE checks
Reviewed-by: sgehwolf

! src/share/classes/java/util/jar/JarFile.java
! src/share/classes/java/util/jar/JarInputStream.java
! src/share/classes/java/util/jar/JarVerifier.java
! src/share/classes/sun/security/util/ManifestEntryVerifier.java
+ test/sun/security/tools/jarsigner/warnings/LowerCaseManifest.java