Make glGetQueryObjectuivEXT return true for GL_QUERY_RESULT_AVAILABLE_EXT

gpu/command_buffer/client/query_tracker.cc

 // Copyright (c) 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 <GLES2/gl2.h>
 #include <GLES2/gl2ext.h>
 
 #include "../client/query_tracker.h"
 
 #include "../client/atomicops.h"
@@ skipping 91 matching lines @@
       }
     }
   }
   gl->helper()->EndQueryEXT(target(), submit_count());
   MarkAsPending(gl->helper()->InsertToken());
 }
 
 bool QueryTracker::Query::CheckResultsAvailable(
     CommandBufferHelper* helper) {
   if (Pending()) {
-    if (info_.sync->process_count == submit_count_) {
+    if (info_.sync->process_count == submit_count_ ||
+        helper->IsContextLost()) {
       // Need a MemoryBarrier here so that sync->result read after
       // sync->process_count.
       gpu::MemoryBarrier();
       result_ = info_.sync->result;
       state_ = kComplete;
     } else {
       if (!flushed_) {
         // TODO(gman): We could reduce the number of flushes by having a
         // flush count, recording that count at the time we insert the
         // EndQuery command and then only flushing here if we've have not
@@ skipping 48 matching lines @@
     Query* query = it->second;
     GPU_DCHECK(context_lost || !query->Pending());
     query_sync_manager_.Free(query->info_);
     queries_.erase(it);
     delete query;
   }
 }
 
 }  // namespace gles2
 }  // namespace gpu