Fixed bug 418646 - Reverting the fix, as not yet approved nor tested in
master.
diff --git a/org.eclipse.jdt.core/forceQualifierUpdate.txt b/org.eclipse.jdt.core/forceQualifierUpdate.txt
index 1f8594b..b6d50f9 100644
--- a/org.eclipse.jdt.core/forceQualifierUpdate.txt
+++ b/org.eclipse.jdt.core/forceQualifierUpdate.txt
@@ -4,4 +4,3 @@
 Bug 407852 - ECJ source download is not correct
 Bug 408447 - compiler (log message) needs updating for copyright and bundle_qualifier
 Bug 416598 - org.eclipse.jdt.core project needs to be touched in R4_3_maintenace
-Bug 418646 - org.eclipse.jdt.core does not provide an artifact with classifier 'antadapter'
diff --git a/org.eclipse.jdt.core/pom.xml b/org.eclipse.jdt.core/pom.xml
index 63bb4a7..ad18485 100644
--- a/org.eclipse.jdt.core/pom.xml
+++ b/org.eclipse.jdt.core/pom.xml
@@ -166,10 +166,6 @@
         <groupId>org.eclipse.tycho</groupId>
         <artifactId>tycho-p2-plugin</artifactId>
         <version>${tycho.version}</version>
-        <configuration>
-          <baselineMode>warn</baselineMode>
-          <baselineReplace>common</baselineReplace>
-        </configuration>
         <executions>
           <execution>
             <id>attached-p2-metadata</id>