Standardize size of WebUI controls for touch and non-touch.

chrome/browser/resources/options2/language_options.css

Index: chrome/browser/resources/options2/language_options.css
diff --git a/chrome/browser/resources/options2/language_options.css b/chrome/browser/resources/options2/language_options.css
index bab10be6fe711e63f5c4167847d1c96d0bb4af39..470788dc4d8d19e8bd91f531506cebc72fdf69c4 100644
--- a/chrome/browser/resources/options2/language_options.css
+++ b/chrome/browser/resources/options2/language_options.css
@@ -32,6 +32,7 @@
 
 .language-options-header,
 .language-options-footer {
+  line-height: 1.2em;
   margin: 10px 0;
 }
 
@@ -81,6 +82,9 @@
 #language-options-input-method-list button {
   -webkit-margin-start: 20px;
   display: block;
+  /* Same margin as .settings-row. */
+  margin-bottom: 0.65em;
+  margin-top: 0.65em;
 }
 
 #language-options-list {
@@ -130,6 +134,11 @@
   -webkit-column-gap: 20px;
 }
 
+#add-language-overlay-language-list > li > button.link-button {
+  padding-bottom: 8px;
+  padding-top: 8px;
+}
+
 #add-language-overlay-page {
   width: 800px;
 }