[Pale-Moon] Issue #1872 - Part 8: Tweak, cleanup and finalize.

- clean up old unused graphics
- remove gradient and noise
- tweak quickdial styling
- add padding and slightly reduce logos
- add generic search icon for those without one

application/palemoon/components/newtab/newTab.css

@@ -13,7 +13,7 @@ body {
   height: 100%;
   padding: 0;
   margin: 0;
-  background-color: #e5e5e5;
+  background-color: #eee;
   display: -moz-box;
   position: relative;
   -moz-box-flex: 1;
@@ -245,17 +245,6 @@ input[type=button] {
   max-width: 600px;
 }
 
-/* #searchLogoContainer {
-  display: -moz-box;
-  -moz-box-align: center;
-  padding-top: 2px;
-  padding-inline-end: 8px;
-}
-
-#searchLogoContainer[hidden] {
-  display: none;
-}*/
-
 #searchEngineLogo {
   border: 1px transparent;
   padding: 2px 4px 2px 2px;
@@ -269,7 +258,7 @@ input[type=button] {
   -moz-box-flex: 1;
   padding-top: 6px;
   padding-bottom: 6px;
-  padding-inline-start: 42px; /* room for logo */
+  padding-inline-start: 38px; /* room for logo */
   padding-inline-end: 8px;
   background: rgba(255, 255, 255, 0.9) padding-box;
   border: 1px solid;

application/palemoon/components/newtab/search.js

@@ -88,7 +88,8 @@ function setupSearchEngine() {
     logoElt.alt = searchEngineName;
     searchText.placeholder = "";
   } else {
-    logoElt.parentNode.hidden = true;
+    logoElt.parentNode.hidden = false;
+    logoElt.src = SEARCH_ENGINES['generic'].image;
     searchText.placeholder = searchEngineName;
   }
 }