eclipse plugin: Add the Eclipse WorkbenchAdvisor...

...so we don't need to re-create a lot of predefined
functionality

utils/java/org.wesnoth/META-INF/MANIFEST.MF

@@ -20,7 +20,8 @@ Require-Bundle: org.eclipse.ui,
  org.eclipse.ui.navigator.resources,
  org.eclipse.ui.intro,
  org.eclipse.ui.intro.universal,
- org.eclipse.ui.views.log;bundle-version="1.0.100"
+ org.eclipse.ui.views.log;bundle-version="1.0.100",
+ org.eclipse.core.expressions;bundle-version="3.4.200"
 Bundle-RequiredExecutionEnvironment: JavaSE-1.6
 Bundle-ActivationPolicy: lazy
 Export-Package: org.wesnoth,

utils/java/org.wesnoth/plugin.xml

@@ -783,13 +783,13 @@
 	<activityPatternBinding  activityId="org.wesnoth.product.disableextra" pattern=".*/org.eclipse.search.*"> </activityPatternBinding>
 	<activityPatternBinding  activityId="org.wesnoth.product.disableextra" pattern=".*/org.eclipse.ant.*"> </activityPatternBinding>
    </extension>
-   -->
    <extension
          point="org.eclipse.ui.startup">
       <startup
             class="org.wesnoth.product.ActionWiper">
       </startup>
    </extension>
+   -->
    <extension
          point="org.eclipse.core.contenttype.contentTypes">
       <content-type

utils/java/org.wesnoth/src/org/wesnoth/product/WesnothWorkbenchWindowAdvisor.java

@@ -21,7 +21,7 @@ public class WesnothWorkbenchWindowAdvisor extends WorkbenchWindowAdvisor {
 
     @Override
 	public ActionBarAdvisor createActionBarAdvisor(IActionBarConfigurer configurer) {
-        return new WesnothActionBarAdvisor(configurer);
+        return new WorkbenchActionBuilder(configurer);
     }
 
     @Override