diff --git a/org.eclipse.jdt.ls.core/src/org/eclipse/jdt/ls/core/internal/corext/callhierarchy/CallHierarchy.java b/org.eclipse.jdt.ls.core/src/org/eclipse/jdt/ls/core/internal/corext/callhierarchy/CallHierarchy.java
index 822b4e345a..9acfeb6185 100644
--- a/org.eclipse.jdt.ls.core/src/org/eclipse/jdt/ls/core/internal/corext/callhierarchy/CallHierarchy.java
+++ b/org.eclipse.jdt.ls.core/src/org/eclipse/jdt/ls/core/internal/corext/callhierarchy/CallHierarchy.java
@@ -34,10 +34,8 @@
 import org.eclipse.jdt.core.search.SearchEngine;
 import org.eclipse.jdt.internal.corext.dom.IASTSharedValues;
 import org.eclipse.jdt.internal.corext.refactoring.util.JavaElementUtil;
-import org.eclipse.jdt.internal.ui.JavaPlugin;
 import org.eclipse.jdt.ls.core.internal.JavaLanguageServerPlugin;
 import org.eclipse.jdt.ls.core.internal.contentassist.StringMatcher;
-import org.eclipse.jface.preference.IPreferenceStore;
 
 public class CallHierarchy {
     private static final String PREF_USE_IMPLEMENTORS= "PREF_USE_IMPLEMENTORS"; //$NON-NLS-1$
@@ -58,15 +56,7 @@ public static CallHierarchy getDefault() {
     }
 
     public boolean isSearchUsingImplementorsEnabled() {
-        IPreferenceStore settings = JavaPlugin.getDefault().getPreferenceStore();
-
-        return settings.getBoolean(PREF_USE_IMPLEMENTORS);
-    }
-
-    public void setSearchUsingImplementorsEnabled(boolean enabled) {
-        IPreferenceStore settings = JavaPlugin.getDefault().getPreferenceStore();
-
-        settings.setValue(PREF_USE_IMPLEMENTORS, enabled);
+		return true;
     }
 
     public Collection<IJavaElement> getImplementingMethods(IMethod method) {
@@ -196,33 +186,6 @@ public boolean isIgnored(String fullyQualifiedName) {
         return false;
     }
 
-    public boolean isFilterEnabled() {
-        IPreferenceStore settings = JavaPlugin.getDefault().getPreferenceStore();
-        return settings.getBoolean(PREF_USE_FILTERS);
-    }
-
-    public void setFilterEnabled(boolean filterEnabled) {
-        IPreferenceStore settings = JavaPlugin.getDefault().getPreferenceStore();
-        settings.setValue(PREF_USE_FILTERS, filterEnabled);
-    }
-
-    /**
-     * Returns the current filters as a string.
-     * @return returns the filters
-     */
-    public String getFilters() {
-        IPreferenceStore settings = JavaPlugin.getDefault().getPreferenceStore();
-
-        return settings.getString(PREF_FILTERS_LIST);
-    }
-
-    public void setFilters(String filters) {
-        fFilters = null;
-
-        IPreferenceStore settings = JavaPlugin.getDefault().getPreferenceStore();
-        settings.setValue(PREF_FILTERS_LIST, filters);
-    }
-
     /**
      * Returns filters for packages which should not be included in the search results.
      *
@@ -230,21 +193,7 @@ public void setFilters(String filters) {
      */
     private StringMatcher[] getIgnoreFilters() {
         if (fFilters == null) {
-            String filterString = null;
-
-            if (isFilterEnabled()) {
-                filterString = getFilters();
-
-                if (filterString == null) {
-                    filterString = DEFAULT_IGNORE_FILTERS;
-                }
-            }
-
-            if (filterString != null) {
-                fFilters = parseList(filterString);
-            } else {
-                fFilters = null;
-            }
+			fFilters = parseList(DEFAULT_IGNORE_FILTERS);
         }
 
         return fFilters;
@@ -290,7 +239,7 @@ static CompilationUnit getCompilationUnitNode(IMember member, boolean resolveBin
 				return (CompilationUnit) parser.createAST(null);
 	    	}
         } catch (JavaModelException e) {
-            JavaPlugin.log(e);
+			JavaLanguageServerPlugin.logException(e);
         }
         return null;
     }
diff --git a/org.eclipse.jdt.ls.core/src/org/eclipse/jdt/ls/core/internal/corext/callhierarchy/MethodWrapper.java b/org.eclipse.jdt.ls.core/src/org/eclipse/jdt/ls/core/internal/corext/callhierarchy/MethodWrapper.java
index d0f6d56aaf..7be80d401f 100644
--- a/org.eclipse.jdt.ls.core/src/org/eclipse/jdt/ls/core/internal/corext/callhierarchy/MethodWrapper.java
+++ b/org.eclipse.jdt.ls.core/src/org/eclipse/jdt/ls/core/internal/corext/callhierarchy/MethodWrapper.java
@@ -24,8 +24,6 @@
 import org.eclipse.jdt.core.IJavaElement;
 import org.eclipse.jdt.core.IMember;
 import org.eclipse.jdt.core.search.IJavaSearchConstants;
-import org.eclipse.jdt.internal.ui.callhierarchy.MethodWrapperWorkbenchAdapter;
-import org.eclipse.ui.model.IWorkbenchAdapter;
 
 /**
  * This class represents the general parts of a method call (either to or from a
@@ -70,8 +68,6 @@ public MethodWrapper(MethodWrapper parent, MethodCall methodCall) {
 	public <T> T getAdapter(Class<T> adapter) {
 		if (adapter == IJavaElement.class) {
 	        return (T) getMember();
-	    } else if (adapter == IWorkbenchAdapter.class){
-	    	return (T) new MethodWrapperWorkbenchAdapter(this);
 	    } else {
 	    	return null;
 	    }
@@ -146,11 +142,6 @@ public boolean equals(Object oth) {
             return false;
         }
 
-        if (oth instanceof MethodWrapperWorkbenchAdapter) {
-            //Note: A MethodWrapper is equal to a referring MethodWrapperWorkbenchAdapter and vice versa (bug 101677).
-        	oth= ((MethodWrapperWorkbenchAdapter) oth).getMethodWrapper();
-        }
-
         if (oth.getClass() != getClass()) {
             return false;
         }