Site Settings Desktop: Polish the Site Data section.

chrome/browser/resources/settings/settings_shared_css.html

 <link rel="import" href="chrome://resources/cr_elements/shared_style_css.html">
 <link rel="import" href="/settings_vars_css.html">
 
 <!-- Common styles for Material Design settings. -->
 <dom-module id="settings-shared">
   <template>
     <style include="cr-shared-style">
       button[is='paper-icon-button-light'] {
         --paper-icon-button-light-ripple: {
           /* Center the ripple on the icon button. */
@@ skipping 289 matching lines @@
       .settings-box.continuation {
         border-top: none;
       }
 
       .settings-box.block {
         display: block;
       }
 
       /* A row with two lines of text. Often the lower line will be .secondary.
        */
-      .settings-box.two-line {
+      .two-line {
         min-height: var(--settings-row-two-line-min-height);
       }
 
       /*
-       * A settings box with a single start-aligned column, generally but not
-       * necessarily used in combination with two-line.
+       * A single start-aligned column, generally but not necessarily used in
+       * combination with two-line.
        */
-      .settings-box.single-column {
+      .single-column {
         align-items: flex-start;
         flex-direction: column;
         justify-content: center;
       }
 
-      /* The lower line of text in a .settings-box.two-line. */
-      .settings-box .secondary {
+      /* The lower line of text in a two-line row. */
+      .secondary {
         @apply(--settings-secondary);
       }
 
       /* The middle part (horizontally) of a row. */
       .settings-box .middle {
         -webkit-padding-start: 16px;
         align-items: center;
         flex: auto;
       }
 
-      .settings-box .middle.two-line {
+      .settings-box .middle.two-line,
+      .settings-box .start.two-line {
         display: flex;
-        min-height: var(--settings-row-two-line-min-height);
       }
 
       /* The start (left in LTR) part (horizontally) of a row. */
       .settings-box .start {
         align-items: center;
         flex: auto;
       }
 
-      .settings-box .start.two-line {
-        display: flex;
-        min-height: var(--settings-row-two-line-min-height);
-      }
-
       /* The secondary-action wraps a clickable sub-area of a .settings-box.
        * An example is the |sign out| button on the People settings.
        * Here is an example with and without a secondary action box:
        *
        *  +-------------------------------------------------------+
        *  | Main action area .settings-box    | .secondary-action |
        *  +-------------------------------------------------------+
        *  | Another setting-box without a secondary-action        |
        *  +-------------------------------------------------------+ */
       .settings-box .secondary-action {
@@ skipping 66 matching lines @@
       /* Turns the arrow direction downwards, when the bubble is placed above
        * the anchor element */
       .search-bubble-innards.above::after {
         -webkit-transform: rotate(-135deg);
         bottom: -5px;
         top: auto;
       }
     </style>
   </template>
 </dom-module>