[Icons NTP] Working prototype to fetch, store, and display big icons.

chrome/common/url_constants.cc

Index: chrome/common/url_constants.cc
diff --git a/chrome/common/url_constants.cc b/chrome/common/url_constants.cc
index 4a4397ec84669ddfcb33d3e6e121d17fb8a04961..d97ab715b13713ecf9393ca0f1c62d2520b123d7 100644
--- a/chrome/common/url_constants.cc
+++ b/chrome/common/url_constants.cc
@@ -22,6 +22,7 @@ const char kCrosScheme[] = "cros";
 const char kChromeUIAboutURL[] = "chrome://about/";
 const char kChromeUIAppsURL[] = "chrome://apps/";
 const char kChromeUIAppListStartPageURL[] = "chrome://app-list/";
+const char kChromeUIBigIconURL[] = "chrome://big-icon/";
 const char kChromeUIBookmarksURL[] = "chrome://bookmarks/";
 const char kChromeUICertificateViewerURL[] = "chrome://view-cert/";
 const char kChromeUICertificateViewerDialogURL[] = "chrome://view-cert-dialog/";
@@ -155,6 +156,7 @@ const char kChromeUIWebRtcLogsURL[] = "chrome://webrtc-logs/";
 // Add hosts to kChromePaths in browser_about_handler.cc to be listed by
 // chrome://chrome-urls (about:about) and the built-in AutocompleteProvider.
 const char kChromeUIAboutHost[] = "about";
+const char kChromeUIBigIconHost[] = "big-icon";
 const char kChromeUIBlankHost[] = "blank";
 const char kChromeUIAppLauncherPageHost[] = "apps";
 const char kChromeUIAppListStartPageHost[] = "app-list";