do not display completion proposals when called to display context information (parameters) after the method call
diff --git a/core/plugins/org.eclipse.dltk.core/model/org/eclipse/dltk/core/CompletionRequestor.java b/core/plugins/org.eclipse.dltk.core/model/org/eclipse/dltk/core/CompletionRequestor.java
index 2489a29..ead41ed 100644
--- a/core/plugins/org.eclipse.dltk.core/model/org/eclipse/dltk/core/CompletionRequestor.java
+++ b/core/plugins/org.eclipse.dltk.core/model/org/eclipse/dltk/core/CompletionRequestor.java
@@ -180,4 +180,13 @@
 	public void acceptContext(CompletionContext context) {
 		// do nothing
 	}
+
+	/**
+	 * Checks if the current call is made to display context information.
+	 * 
+	 * @return
+	 */
+	public boolean isContextInformationMode() {
+		return false;
+	}
 }