Revert "setup branch"

This reverts commit 65e894738f629a388847f38687c9af2b05233526.

Commit appears to have been made on the wrong branch, and breaks
contrib/gcc_update because it checks in a file gcc/REVISION.

gcc/ChangeLog.meissner

diff --git a/gcc/ChangeLog.meissner b/gcc/ChangeLog.meissner
deleted file mode 100644
index ae1775d..0000000
--- a/gcc/ChangeLog.meissner
+++ /dev/null
@@ -1,4 +0,0 @@
-2020-02-26   Michael Meissner  <meissner@linux.ibm.com>
-
-	Clone branch
-

gcc/REVISION

diff --git a/gcc/REVISION b/gcc/REVISION
deleted file mode 100644
index ea3e91b..0000000
--- a/gcc/REVISION
+++ /dev/null
@@ -1 +0,0 @@
-gcc-9-pr93932 branch

gcc/c-family/ChangeLog.meissner

diff --git a/gcc/c-family/ChangeLog.meissner b/gcc/c-family/ChangeLog.meissner
deleted file mode 100644
index ae1775d..0000000
--- a/gcc/c-family/ChangeLog.meissner
+++ /dev/null
@@ -1,4 +0,0 @@
-2020-02-26   Michael Meissner  <meissner@linux.ibm.com>
-
-	Clone branch
-

gcc/c/ChangeLog.meissner

diff --git a/gcc/c/ChangeLog.meissner b/gcc/c/ChangeLog.meissner
deleted file mode 100644
index ae1775d..0000000
--- a/gcc/c/ChangeLog.meissner
+++ /dev/null
@@ -1,4 +0,0 @@
-2020-02-26   Michael Meissner  <meissner@linux.ibm.com>
-
-	Clone branch
-

gcc/testsuite/ChangeLog.meissner

diff --git a/gcc/testsuite/ChangeLog.meissner b/gcc/testsuite/ChangeLog.meissner
deleted file mode 100644
index ae1775d..0000000
--- a/gcc/testsuite/ChangeLog.meissner
+++ /dev/null
@@ -1,4 +0,0 @@
-2020-02-26   Michael Meissner  <meissner@linux.ibm.com>
-
-	Clone branch
-

libgcc/ChangeLog.meissner

diff --git a/libgcc/ChangeLog.meissner b/libgcc/ChangeLog.meissner
deleted file mode 100644
index ae1775d..0000000
--- a/libgcc/ChangeLog.meissner
+++ /dev/null
@@ -1,4 +0,0 @@
-2020-02-26   Michael Meissner  <meissner@linux.ibm.com>
-
-	Clone branch
-