HTML Meter tag should have MSAA+IA2 as ROLE_SYSTEM_PROGRESSBAR.

content/browser/accessibility/browser_accessibility_android.cc

 // Copyright 2013 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 "content/browser/accessibility/browser_accessibility_android.h"
 
 #include "base/strings/utf_string_conversions.h"
 #include "content/browser/accessibility/browser_accessibility_manager_android.h"
 #include "content/common/accessibility_messages.h"
 
@@ skipping 224 matching lines @@
     case ui::AX_ROLE_RADIO_BUTTON:
       class_name = "android.widget.RadioButton";
       break;
     case ui::AX_ROLE_TOGGLE_BUTTON:
       class_name = "android.widget.ToggleButton";
       break;
     case ui::AX_ROLE_CANVAS:
     case ui::AX_ROLE_IMAGE:
       class_name = "android.widget.Image";
       break;
+    case ui::AX_ROLE_METER:
     case ui::AX_ROLE_PROGRESS_INDICATOR:
       class_name = "android.widget.ProgressBar";
       break;
     case ui::AX_ROLE_TAB_LIST:
       class_name = "android.widget.TabWidget";
       break;
     case ui::AX_ROLE_GRID:
     case ui::AX_ROLE_TABLE:
       class_name = "android.widget.GridView";
       break;
@@ skipping 391 matching lines @@
 int BrowserAccessibilityAndroid::CountChildrenWithRole(ui::AXRole role) const {
   int count = 0;
   for (uint32 i = 0; i < PlatformChildCount(); i++) {
     if (PlatformGetChild(i)->GetRole() == role)
       count++;
   }
   return count;
 }
 
 }  // namespace content