Handle view-source: URLs better in the history providers.

chrome/browser/autocomplete/history_provider.cc

Index: chrome/browser/autocomplete/history_provider.cc
===================================================================
--- chrome/browser/autocomplete/history_provider.cc	(revision 220656)
+++ chrome/browser/autocomplete/history_provider.cc	(working copy)
@@ -95,9 +95,7 @@
   string16 output = UTF8ToUTF16(canonical_gurl_str);
   // Don't prepend a scheme when the user didn't have one.  Since the fixer
   // upper only prepends the "http" scheme, that's all we need to check for.
-  if (canonical_gurl.SchemeIs(chrome::kHttpScheme) &&
-      !url_util::FindAndCompareScheme(UTF16ToUTF8(input_text),
-                                      chrome::kHttpScheme, NULL))
+  if (!HasHTTPScheme(input_text))
     TrimHttpPrefix(&output);
 
   // Make the number of trailing slashes on the output exactly match the input.