Fire accessibility hover events when the touch exploration flag is set.

components/test_runner/web_test_proxy.cc

 // Copyright 2014 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 "components/test_runner/web_test_proxy.h"
 
 #include <cctype>
 
 #include "base/callback_helpers.h"
 #include "base/command_line.h"
@@ skipping 801 matching lines @@
       break;
     case blink::WebAXEventChildrenChanged:
       event_name = "ChildrenChanged";
       break;
     case blink::WebAXEventFocus:
       event_name = "Focus";
       break;
     case blink::WebAXEventHide:
       event_name = "Hide";
       break;
+    case blink::WebAXEventHover:
+      event_name = "Hover";
+      break;
     case blink::WebAXEventInvalidStatusChanged:
       event_name = "InvalidStatusChanged";
       break;
     case blink::WebAXEventLayoutComplete:
       event_name = "LayoutComplete";
       break;
     case blink::WebAXEventLiveRegionChanged:
       event_name = "LiveRegionChanged";
       break;
     case blink::WebAXEventLoadComplete:
@@ skipping 584 matching lines @@
   // to cancel the input method's ongoing composition session.
   if (web_widget_)
     web_widget_->confirmComposition();
 }
 
 blink::WebString WebTestProxyBase::acceptLanguages() {
   return blink::WebString::fromUTF8(accept_languages_);
 }
 
 }  // namespace test_runner