taint a URLConnection if it is created from a tainted URL

Author: StevenArzt

soot-infoflow-summaries/summariesManual/java.net.URL.xml

@@ -553,5 +553,15 @@
 				</flow>
 			</flows>
 		</method>
+		<method id="java.net.URLConnection openConnection()">
+			<flows>
+				<flow isAlias="false" typeChecking="false">
+					<from sourceSinkType="Field" />
+					<to sourceSinkType="Return"  BaseType="java.net.URLConnection"
+						AccessPath="[java.net.URLConnection: java.net.URL url]"
+						AccessPathTypes="[java.net.URL]" />
+				</flow>
+			</flows>
+		</method>
 	</methods>
 </summary>