Clarify a comment about the geolocation content settings map...

chrome/browser/tab_contents/tab_contents.h

 // Copyright (c) 2010 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_TAB_CONTENTS_TAB_CONTENTS_H_
 #define CHROME_BROWSER_TAB_CONTENTS_TAB_CONTENTS_H_
 
 #include "build/build_config.h"
 
 #include <deque>
@@ skipping 230 matching lines @@
   bool FavIconIsValid() const;
 
   // Returns whether the favicon should be displayed. If this returns false, no
   // space is provided for the favicon, and the favicon is never displayed.
   virtual bool ShouldDisplayFavIcon();
 
   // Returns whether a particular kind of content has been blocked for this
   // page.
   bool IsContentBlocked(ContentSettingsType content_type) const;
 
-  // Returns the map of settings per origin that has used the geolocation API on
-  // this page.
+  // Returns the map of settings per frame that has used the geolocation API on
+  // this page. Note this is a full URL, not redacted to origin or otherwise.
+  // Also note this reflects the state as currently using on this page, the
+  // state in the persisted prefs map may have since changed.
   typedef std::map<GURL, ContentSetting> GeolocationContentSettings;
   const GeolocationContentSettings& geolocation_content_settings() const {
     return geolocation_content_settings_;
   }
 
   // Returns a human-readable description the tab's loading state.
   virtual std::wstring GetStatusText() const;
 
   // Return whether this tab contents is loading a resource.
   bool is_loading() const { return is_loading_; }
@@ skipping 955 matching lines @@
 
   // Maps each frame on this page to its geolocation content settings.
   GeolocationContentSettings geolocation_content_settings_;
 
   // ---------------------------------------------------------------------------
 
   DISALLOW_COPY_AND_ASSIGN(TabContents);
 };
 
 #endif  // CHROME_BROWSER_TAB_CONTENTS_TAB_CONTENTS_H_