Make a copy of PageClassification enum outside the metrics code

chrome/browser/ui/omnibox/omnibox_edit_model.cc

 // Copyright 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.
 
 #include "chrome/browser/ui/omnibox/omnibox_edit_model.h"
 
 #include <string>
 
 #include "base/auto_reset.h"
 #include "base/format_macros.h"
@@ skipping 1236 matching lines @@
 bool OmniboxEditModel::IsSpaceCharForAcceptingKeyword(wchar_t c) {
   switch (c) {
     case 0x0020:  // Space
     case 0x3000:  // Ideographic Space
       return true;
     default:
       return false;
   }
 }
 
-metrics::OmniboxEventProto::PageClassification
-    OmniboxEditModel::ClassifyPage() const {
+AutocompleteInput::PageClassification OmniboxEditModel::ClassifyPage() const {
   if (!delegate_->CurrentPageExists())
-    return metrics::OmniboxEventProto::OTHER;
+    return AutocompleteInput::OTHER;
   if (delegate_->IsInstantNTP())
-    return metrics::OmniboxEventProto::INSTANT_NEW_TAB_PAGE;
+    return AutocompleteInput::INSTANT_NEW_TAB_PAGE;
   const GURL& gurl = delegate_->GetURL();
   if (!gurl.is_valid())
-    return metrics::OmniboxEventProto::INVALID_SPEC;
+    return AutocompleteInput::INVALID_SPEC;
   const std::string& url = gurl.spec();
   if (url == chrome::kChromeUINewTabURL)
-    return metrics::OmniboxEventProto::NEW_TAB_PAGE;
+    return AutocompleteInput::NEW_TAB_PAGE;
   if (url == content::kAboutBlankURL)
-    return metrics::OmniboxEventProto::BLANK;
+    return AutocompleteInput::BLANK;
   if (url == profile()->GetPrefs()->GetString(prefs::kHomePage))
-    return metrics::OmniboxEventProto::HOMEPAGE;
+    return AutocompleteInput::HOMEPAGE;
   if (view_->toolbar_model()->WouldReplaceSearchURLWithSearchTerms(true)) {
-    return metrics::
-        OmniboxEventProto::SEARCH_RESULT_PAGE_DOING_SEARCH_TERM_REPLACEMENT;
+    return AutocompleteInput::SEARCH_RESULT_PAGE_DOING_SEARCH_TERM_REPLACEMENT;
   }
-  return metrics::OmniboxEventProto::OTHER;
+  return AutocompleteInput::OTHER;
 }
 
 void OmniboxEditModel::ClassifyStringForPasteAndGo(
     const string16& text,
     AutocompleteMatch* match,
     GURL* alternate_nav_url) const {
   DCHECK(match);
   AutocompleteClassifierFactory::GetForProfile(profile_)->Classify(text,
       false, false, match, alternate_nav_url);
 }
 
 void OmniboxEditModel::SetFocusState(OmniboxFocusState state,
                                      OmniboxFocusChangeReason reason) {
   if (state == focus_state_)
     return;
 
   InstantController* instant = GetInstantController();
   if (instant)
     instant->OmniboxFocusChanged(state, reason, NULL);
 
   // Update state and notify view if the omnibox has focus and the caret
   // visibility changed.
   const bool was_caret_visible = is_caret_visible();
   focus_state_ = state;
   if (focus_state_ != OMNIBOX_FOCUS_NONE &&
       is_caret_visible() != was_caret_visible)
     view_->ApplyCaretVisibility();
 }