Omnibox: Bug Fixes for Shortcuts Inlining

chrome/browser/autocomplete/autocomplete_provider.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CHROME_BROWSER_AUTOCOMPLETE_AUTOCOMPLETE_PROVIDER_H_
 #define CHROME_BROWSER_AUTOCOMPLETE_AUTOCOMPLETE_PROVIDER_H_
 
 #include <string>
 
 #include "base/basictypes.h"
@@ skipping 228 matching lines @@
 
  protected:
   friend class base::RefCountedThreadSafe<AutocompleteProvider>;
 
   virtual ~AutocompleteProvider();
 
   // Updates the starred state of each of the matches in matches_ from the
   // profile's bookmark bar model.
   void UpdateStarredStateOfMatches();
 
+  // Fixes up user URL input to make it more possible to match against.  Among
+  // many other things, this takes care of the following:
+  // * Prepending file:// to file URLs
+  // * Converting drive letters in file URLs to uppercase
+  // * Converting case-insensitive parts of URLs (like the scheme and domain)
+  //   to lowercase
+  // * Convert spaces to %20s
+  // Note that we don't do this in AutocompleteInput's constructor, because if
+  // e.g. we convert a Unicode hostname to punycode, other providers will show
+  // output that surprises the user ("Search Google for xn--6ca.com").
+  // Returns false if the fixup attempt resulted in an empty string (which
+  // providers generally can't do anything with).
+  static bool FixupUserInput(AutocompleteInput* input);
+
+  // Trims "http:" and up to two subsequent slashes from |url|.  Returns the
+  // number of characters that were trimmed.
+  // NOTE: For a view-source: URL, this will trim from after "view-source:" and
+  // return 0.
+  static size_t TrimHttpPrefix(base::string16* url);
+
   // The profile associated with the AutocompleteProvider.  Reference is not
   // owned by us.
   Profile* profile_;
 
   AutocompleteProviderListener* listener_;
   ACMatches matches_;
   bool done_;
 
   Type type_;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(AutocompleteProvider);
 };
 
 typedef std::vector<AutocompleteProvider*> ACProviders;
 
 #endif  // CHROME_BROWSER_AUTOCOMPLETE_AUTOCOMPLETE_PROVIDER_H_