Get correct driver version on ES backend.

content/gpu/gpu_info_collector_linux.cc

 // Copyright (c) 2011 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/gpu/gpu_info_collector.h"
 
 #include <dlfcn.h>
 #include <vector>
 
 #include "base/command_line.h"
@@ skipping 312 matching lines @@
   }
   (interface->pci_cleanup)(access);
   FinalizeLibPci(&interface);
   return (gpu_active != NULL);
 }
 
 bool CollectDriverInfoGL(GPUInfo* gpu_info) {
   DCHECK(gpu_info);
 
   std::string gl_version_string = gpu_info->gl_version_string;
+  if (StartsWithASCII(gl_version_string, "OpenGL ES", true))
+    gl_version_string = gl_version_string.substr(10);
   std::vector<std::string> pieces;
   base::SplitStringAlongWhitespace(gl_version_string, &pieces);
   // In linux, the gl version string might be in the format of
   //   GLVersion DriverVendor DriverVersion
   if (pieces.size() < 3)
     return false;
 
   std::string driver_version = pieces[2];
   size_t pos = driver_version.find_first_not_of("0123456789.");
   if (pos == 0)
     return false;
   if (pos != std::string::npos)
     driver_version = driver_version.substr(0, pos);
 
   gpu_info->driver_vendor = pieces[1];
   gpu_info->driver_version = driver_version;
   return true;
 }
 
 }  // namespace gpu_info_collector