remove ntp3 resources

chrome/browser/resources/new_tab_theme.css

-html,
-.section > h2 span,
-#most-visited-settings {
-  background-attachment: fixed;
-  background-color: $2; /* COLOR_NTP_BACKGROUND */
-  background-image: url(chrome://theme/IDR_THEME_NTP_BACKGROUND?$1);
-  background-position: $3;
-  background-repeat: $5;
-}
-
-html[bookmarkbarattached='true'],
-html[bookmarkbarattached='true'] .section > h2 span,
-html[bookmarkbarattached='true'] #most-visited-settings {
-  background-position: $4;
-}
-
-body {
-  color: $8; /* COLOR_NTP_TEXT */
-  height: 100%;
-  overflow: auto;
-}
-
-/* TODO(aa): Is this still in use? The styling may be incorrect with M7 NTP
-   rework. */
-#notification.first-run {
-  background-color: $10; /* COLOR_NTP_SECTION */
-  border-color: $11; /* COLOR_NTP_SECTION_BORDER */
-}
-
-#notification.first-run .link {
-   color: $14; /* COLOR_NTP_LINK_UNDERLINE */
-}
-
-#notification.first-run .link-color {
-  color: $9; /* COLOR_NTP_LINK */
-}
-
-.thumbnail {
-  border-color: $10; /* COLOR_NTP_SECTION */
-}
-
-.thumbnail-container,
-.thumbnail-container > .title {
-  color: $8; /* COLOR_NTP_TEXT */
-}
-
-.thumbnail-container:focus .thumbnail,
-.thumbnail-container:hover .thumbnail {
-  border-color: $6; /* COLOR_NTP_HEADER */
-}
-
-.thumbnail-container:focus .edit-bar,
-.thumbnail-container:hover .edit-bar {
-  background-color: $6; /* COLOR_NTP_HEADER */
-  background-image: -webkit-linear-gradient(
-                        $7, /* COLOR_HEADER_GRADIENT_LIGHT */
-                        $6); /* COLOR_NTP_HEADER */
-}
-.thumbnail-container:hover > .edit-mode-border {
-  background-color: $6; /* COLOR_NTP_HEADER */
-}
-
-.filler .thumbnail-wrapper {
-  border: 3px solid $10; /* COLOR_NTP_SECTION */
-  background-color: $2; /* COLOR_NTP_BACKGROUND */
-}
-
-.filler .thumbnail {
-  border: 1px solid $2; /* COLOR_NTP_BACKGROUND */
-  background-color: $10; /* COLOR_NTP_SECTION */
-}
-
-.miniview {
-  color: $8; /* COLOR_NTP_TEXT */
-}
-
-.miniview > span {
-  color: $14; /* COLOR_NTP_LINK_UNDERLINE */
-  text-decoration: underline;
-}
-
-.miniview > span > .item {
-  color: $9; /* COLOR_NTP_LINK */
-  text-decoration: none;
-}
-
-#attribution {
-  color: $9; /* COLOR_NTP_LINK */
-}
-
-#tip-line {
-  color: $8; /* COLOR_NTP_TEXT */
-}
-
-.link-color {
-  color: $9; /* COLOR_NTP_LINK */
-}
-
-:link,
-:visited,
-.link {
-  color: $14; /* COLOR_NTP_LINK_UNDERLINE */
-}
-
-.section > h2,
-#closed-sections-bar > button {
-  color: $16; /* COLOR_NTP_SECTION_HEADER_TEXT */
-}
-
-.section:not(.hidden) > h2 {
-  color: $17; /* COLOR_NTP_SECTION_HEADER_TEXT_HOVER */
-}
-
-.section.hidden:not([noexpand]) > h2:hover,
-#closed-sections-bar > button:hover {
-  color: $17; /* COLOR_NTP_SECTION_HEADER_TEXT_HOVER */
-}
-
-.section > h2 .back,
-#closed-sections-bar[chromeos] {
-  border-top: 1px solid $10; /* COLOR_NTP_SECTION  */
-}
-
-.section.hidden > h2 .back {
-  background: none;
-  border-color-top: $19; /* COLOR_NTP_SECTION_HEADER_RULE_LIGHT */
-}
-
-.section.hidden:hover > h2 .back {
-  border-color-top: $18; /* COLOR_NTP_SECTION_HEADER_RULE */
-}
-
-.app a {
-  color: $8; /* COLOR_NTP_TEXT */
-}
-
-.app:hover > a,
-.app.dragging > a {
-  color: $12; /* COLOR_NTP_SECTION_TEXT */
-  background-color: $10; /* COLOR_NTP_SECTION */;
-}
-
-#apps-promo-hide {
-  color: $9; /* COLOR_NTP_LINK */
-}
-
-#apps-promo-text2 {
-  color: $21; /* COLOR_NTP_TEXT_LIGHT */
-}