Add chrome://dino short URL to link to the internet disconnected network error interstitial

content/public/common/url_constants.cc

Index: content/public/common/url_constants.cc
diff --git a/content/public/common/url_constants.cc b/content/public/common/url_constants.cc
index a624a56b1f4a833b2772a48f4ccc521e74af09e7..51b07f6506297f98899cb6e6844b4ec374a542a3 100644
--- a/content/public/common/url_constants.cc
+++ b/content/public/common/url_constants.cc
@@ -24,6 +24,7 @@ const char kChromeUIIndexedDBInternalsHost[] = "indexeddb-internals";
 const char kChromeUIAccessibilityHost[] = "accessibility";
 const char kChromeUIBlobInternalsHost[] = "blob-internals";
 const char kChromeUIBrowserCrashHost[] = "inducebrowsercrashforrealz";
+const char kChromeUIDinoHost[] = "dino";
 const char kChromeUIGpuHost[] = "gpu";
 const char kChromeUIHistogramHost[] = "histograms";
 const char kChromeUIHistoryHost[] = "history";