Allow view-source of pages fully-blocked by Blink's XSS filter.

chrome/browser/ui/browser_commands.cc

Index: chrome/browser/ui/browser_commands.cc
diff --git a/chrome/browser/ui/browser_commands.cc b/chrome/browser/ui/browser_commands.cc
index e2225bac044e306c1e8450572c8abddec57518b6..4891b18ee2dc70e67a5f7143c917bbc342a8d926 100644
--- a/chrome/browser/ui/browser_commands.cc
+++ b/chrome/browser/ui/browser_commands.cc
@@ -1144,6 +1144,14 @@ void ViewSource(Browser* browser, WebContents* contents) {
   if (!entry)
     return;
 
+  // If blink sent us to its blocked-page URL, show the source of the previous
+  // page (which generated the block) instead.
+  if (entry->GetURL() == GURL("data:,Blocked")) {

[sky, 2014/06/01 19:55:11]

Is "data:,Blocked" not a legal url that could be encountered? For example, what
if someone typed it in the omnibox?

+    entry = contents->GetController().GetEntryAtOffset(-1);
+    if (!entry)
+      return;
+  }
+
   ViewSource(browser, contents, entry->GetURL(), entry->GetPageState());
 }