Update Instagr.am.xml (#17913)

Author: Chan Chak Shing

src/chrome/content/rules/Instagr.am.xml

@@ -1,26 +1,11 @@
 <!--
 	For other Instagram coverage, see Instagram.xml.
-
-
-	Partially covered domains:
-
-		- instagr.am
-
 -->
-<ruleset name="Instagr.am (partial)" default_off="Needs ruleset tests">
+<ruleset name="Instagr.am (partial)">
 
-	<!--	Complications:
-				-->
 	<target host="instagr.am" />
+	<target host="www.instagr.am" />
 
-
-	<rule from="^http://instagr\.am/static/images/"
-		to="https://s3.amazonaws.com/instagram-static/images/" />
-
-	<!--	Note that this next rule does not currently work for /static/images
-		but that case is handled by the previous rule.
-								-->
-	<rule from="^http://instagr\.am/(?=p/|static/)"
-		to="https://instagram.com/" />
+	<rule from="^http:" to="https:" />
 
 </ruleset>