fixup! Bug 31286: Implementation of bridge, proxy, and firewall settings in...

fixup! Bug 31286: Implementation of bridge, proxy, and firewall settings in about:preferences#connection

Bug 43081: Remove line-height for non-ASCII text.

browser/components/torpreferences/content/torPreferences.css

@@ -510,7 +510,6 @@ button.spoof-button-disabled {
   margin: 0;
   /* Match the QR height if it is higher than ours. */
   min-height: auto;
-  line-height: 1;
   align-self: stretch;
 }
 
@@ -694,7 +693,6 @@ button.spoof-button-disabled {
 .tor-bridges-lox-button {
   grid-area: button;
   margin: 0;
-  line-height: 1;
   align-self: center;
 }
 
@@ -781,7 +779,6 @@ button.spoof-button-disabled {
 
 #tor-bridges-open-request-dialog-button {
   margin: 0;
-  line-height: 1;
 }
 
 #torPreferences-bridges-location {
@@ -1021,6 +1018,7 @@ groupbox#torPreferences-bridges-group textarea {
 #user-provide-bridge-textarea {
   flex: 1 0 auto;
   align-self: stretch;
+  /* Only expect ASCII input, so can set a line-height. */
   line-height: 1.3;
   margin: 0;
 }