Revert 46567 - Reimplement accessibility of web content by caching the entire...

chrome/browser/tab_contents/tab_contents.h

Index: chrome/browser/tab_contents/tab_contents.h
===================================================================
--- chrome/browser/tab_contents/tab_contents.h	(revision 46641)
+++ chrome/browser/tab_contents/tab_contents.h	(working copy)
@@ -1265,15 +1265,6 @@
   // Maps each frame on this page to its geolocation content settings.
   GeolocationContentSettings geolocation_content_settings_;
 
-  // Whether the renderer is made accessible.
-  // TODO(dmazzoni): http://crbug.com/25564 This is a temporary work-around
-  // until that bug is fixed.
-  bool renderer_accessible_;
-
-  // Keep track of if we've already requested the accessibility tree so
-  // we don't do it more than once.
-  bool requested_accessibility_tree_;
-
   // ---------------------------------------------------------------------------
 
   DISALLOW_COPY_AND_ASSIGN(TabContents);