Simplified selector, review fixes

Author: Daniel Herzog

src/network/network_details_templates.js

@@ -172,8 +172,7 @@ templates._headline = function(is_response, is_unfolded)
   var headline = [
     "div",
       ["input",
-        "type", "button",
-        "class", is_unfolded ? "unfolded" : ""
+        "type", "button"
       ],
       is_response ? ui_strings.S_NETWORK_REQUEST_DETAIL_RESPONSE_TITLE
                   : ui_strings.S_NETWORK_REQUEST_DETAIL_REQUEST_TITLE,

src/network/network_style.css

@@ -249,11 +249,6 @@
   width: 100%;
 }
 
-.network-detail-overlay .foldable
-{
-  padding: 6px 8px;
-}
-
 .network-detail-overlay .wrap /* that's .table.wrap */
 {
   display: block;
@@ -302,8 +297,7 @@
   background-image: url("../ui-images/icons/icon_view_raw.png");
 }
 
-.network-detail-overlay pre,
-.network-detail-overlay p
+.network-detail-overlay pre
 {
   margin: 0;
 }
@@ -327,7 +321,8 @@
   max-width: 100%;
 }
 
-.network-detail-overlay p
+.network-detail-overlay p,
+.network-detail-overlay .foldable
 {
   margin: 6px 8px;
 }
@@ -389,7 +384,7 @@
   margin: 7px 0 -8px 0;
 }
 
-.response-summary + div .header
+.network-detail-overlay .table > div:first-of-type .header
 {
   border-top-width: 1px;
 }