Bug 1352498 - Flex the labels of boxes that have Learn More links on them. r=Gijs

This is to make sure that the text will wrap and not force the box to have its full width. These changes look to have gotten lost as part of the re-org in bug 1335907.

MozReview-Commit-ID: EiTALg6dY7G

--HG--
extra : rebase_source : b14834435b60ff139e562cf91789d6ee9c42fba4

browser/components/preferences/in-content/advanced.xul

@@ -106,9 +106,9 @@
     <checkbox id="submitHealthReportBox" label="&enableHealthReport.label;"
               accesskey="&enableHealthReport.accesskey;"/>
   </caption>
-    <hbox class="indent">
-      <label>&healthReportDesc.label;</label>
-      <label id="FHRLearnMore"
+    <hbox class="indent" flex="1">
+      <label flex="1">&healthReportDesc.label;</label>
+      <label id="FHRLearnMore" flex="1"
              class="learnMore text-link">&healthReportLearnMore.label;</label>
     </hbox>
     <hbox class="indent">
@@ -118,9 +118,9 @@
                     label="&enableTelemetryData.label;"
                     accesskey="&enableTelemetryData.accesskey;"/>
         </caption>
-        <hbox class="indent">
-          <label id="telemetryDataDesc">&telemetryDesc.label;</label>
-          <label id="telemetryLearnMore"
+        <hbox class="indent" flex="1">
+          <label id="telemetryDataDesc" flex="1">&telemetryDesc.label;</label>
+          <label id="telemetryLearnMore" flex="1"
                  class="learnMore text-link">&telemetryLearnMore.label;</label>
         </hbox>
       </groupbox>
@@ -138,9 +138,9 @@
               label="&alwaysSubmitCrashReports.label;"
               accesskey="&alwaysSubmitCrashReports.accesskey;"/>
   </caption>
-  <hbox class="indent">
-    <label>&crashReporterDesc2.label;</label>
-    <label id="crashReporterLearnMore"
+  <hbox class="indent" flex="1">
+    <label flex="1">&crashReporterDesc2.label;</label>
+    <label id="crashReporterLearnMore" flex="1"
            class="learnMore text-link">&crashReporterLearnMore.label;</label>
   </hbox>
 </groupbox>