Fast NTP support for themes, dark themes, favicons.

chrome/browser/resources/local_ntp/local_ntp_fast.js

Index: chrome/browser/resources/local_ntp/local_ntp_fast.js
diff --git a/chrome/browser/resources/local_ntp/local_ntp_fast.js b/chrome/browser/resources/local_ntp/local_ntp_fast.js
index 7caa5316157ffe5b58e5d56a44e6c3d7a825aaf0..8b6fc3ba6f57004fca024369a55f5237d6703ff0 100644
--- a/chrome/browser/resources/local_ntp/local_ntp_fast.js
+++ b/chrome/browser/resources/local_ntp/local_ntp_fast.js
@@ -246,6 +246,16 @@ function renderTheme() {
   document.body.classList.toggle(CLASSES.ALTERNATE_LOGO, info.alternateLogo);
   updateThemeAttribution(info.attributionUrl);
   setCustomThemeStyle(info);
+
+  var themeinfo = {cmd: 'updateTheme'};
+  if (!info.usingDefaultTheme) {
+    themeinfo.tileBorderColor = convertToRGBAColor(info.sectionBorderColorRgba);
+    themeinfo.tileHoverBorderColor = convertToRGBAColor(info.headerColorRgba);
+  }
+  themeinfo.isThemeDark = isThemeDark;
+  themeinfo.tileTitleColor = convertToRGBAColor(info.textColorRgba);
+
+  $('mv-single').contentWindow.postMessage(themeinfo, '*');
 }
 
 
@@ -703,8 +713,6 @@ function init() {
   if (ntpApiHandle.isInputInProgress)
     onInputStart();
 
-  renderTheme();
-
   searchboxApiHandle = topLevelHandle.searchBox;
 
   if (fakebox) {
@@ -770,6 +778,7 @@ function init() {
 
   iframe.onload = function() {
     reloadTiles();
+    renderTheme();
   };
 
   window.addEventListener('message', handlePostMessage);