bug 850077 make tooltips work in social content, r=felipc, a=gavin

browser/base/content/browser-social.js

@@ -457,6 +457,7 @@ let SocialFlyout = {
     iframe.setAttribute("type", "content");
     iframe.setAttribute("class", "social-panel-frame");
     iframe.setAttribute("flex", "1");
+    iframe.setAttribute("tooltip", "aHTMLTooltip");
     iframe.setAttribute("origin", Social.provider.origin);
     panel.appendChild(iframe);
   },
@@ -897,6 +898,7 @@ var SocialToolbar = {
             "mozbrowser": "true",
             "class": "social-panel-frame",
             "id": notificationFrameId,
+            "tooltip": "aHTMLTooltip",
 
             // work around bug 793057 - by making the panel roughly the final size
             // we are more likely to have the anchor in the correct position.

browser/base/content/browser.xul

@@ -1101,6 +1101,7 @@
                type="content"
                context="contentAreaContextMenu"
                disableglobalhistory="true"
+               tooltip="aHTMLTooltip"
                flex="1"
                style="min-width: 14em; width: 18em; max-width: 36em;"/>
     </vbox>

browser/base/content/socialchat.xml

@@ -16,6 +16,7 @@
       </xul:hbox>
       <xul:iframe anonid="iframe" class="chat-frame" flex="1"
                   context="contentAreaContextMenu"
+                  tooltip="aHTMLTooltip"
                   xbl:inherits="src,origin,collapsed=minimized" type="content"/>
     </content>