Adapt to renamed StyledTextUtils
diff --git a/ltk/org.eclipse.statet.ltk.ui/src/org/eclipse/statet/ltk/ui/sourceediting/assist/ElementNameCompletionProposal.java b/ltk/org.eclipse.statet.ltk.ui/src/org/eclipse/statet/ltk/ui/sourceediting/assist/ElementNameCompletionProposal.java
index d0c3a77..86c6906 100644
--- a/ltk/org.eclipse.statet.ltk.ui/src/org/eclipse/statet/ltk/ui/sourceediting/assist/ElementNameCompletionProposal.java
+++ b/ltk/org.eclipse.statet.ltk.ui/src/org/eclipse/statet/ltk/ui/sourceediting/assist/ElementNameCompletionProposal.java
@@ -25,7 +25,7 @@
 import org.eclipse.statet.jcommons.lang.NonNullByDefault;
 import org.eclipse.statet.jcommons.lang.Nullable;
 
-import org.eclipse.statet.ecommons.ui.viewers.StyledTextUtils;
+import org.eclipse.statet.ecommons.ui.viewers.ViewerLabelUtils;
 
 import org.eclipse.statet.ltk.core.ElementName;
 import org.eclipse.statet.ltk.model.core.elements.IModelElement;
@@ -112,7 +112,7 @@
 		matchingRegions= (this.element != null) ?
 				this.labelProvider.getStyledTextRegions(this.element, 0, matchingRegions) :
 				getReplacementName().correctDisplayNameRegions(matchingRegions, 0);
-		StyledTextUtils.setStyle(styledText, matchingRegions, boldStylerProvider.getBoldStyler());
+		ViewerLabelUtils.setStyle(styledText, matchingRegions, boldStylerProvider.getBoldStyler());
 	}
 	
 	
diff --git a/ltk/org.eclipse.statet.ltk.ui/src/org/eclipse/statet/ltk/ui/sourceediting/assist/SourceProposal.java b/ltk/org.eclipse.statet.ltk.ui/src/org/eclipse/statet/ltk/ui/sourceediting/assist/SourceProposal.java
index 9d68f3c..d5e7145 100644
--- a/ltk/org.eclipse.statet.ltk.ui/src/org/eclipse/statet/ltk/ui/sourceediting/assist/SourceProposal.java
+++ b/ltk/org.eclipse.statet.ltk.ui/src/org/eclipse/statet/ltk/ui/sourceediting/assist/SourceProposal.java
@@ -52,7 +52,7 @@
 import org.eclipse.statet.jcommons.text.core.TextRegion;
 
 import org.eclipse.statet.ecommons.ui.SharedUIResources;
-import org.eclipse.statet.ecommons.ui.viewers.StyledTextUtils;
+import org.eclipse.statet.ecommons.ui.viewers.ViewerLabelUtils;
 
 import org.eclipse.statet.internal.ltk.ui.LTKUIPlugin;
 
@@ -364,7 +364,7 @@
 	protected void styleMatchingRegions(final StyledString styledText,
 			final int matchRule, final int[] matchingRegions,
 			final BoldStylerProvider boldStylerProvider) {
-		StyledTextUtils.setStyle(styledText, matchingRegions, boldStylerProvider.getBoldStyler() );
+		ViewerLabelUtils.setStyle(styledText, matchingRegions, boldStylerProvider.getBoldStyler() );
 	}
 	
 	@Override