Update from https://crrev.com/320343

gpu/config/gpu_control_list.cc

 // Copyright (c) 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 "gpu/config/gpu_control_list.h"
 
 #include "base/cpu.h"
 #include "base/json/json_reader.h"
 #include "base/logging.h"
 #include "base/strings/string_number_conversions.h"
@@ skipping 992 matching lines @@
 
   if (gl_version_info_.get() == NULL && gl_type_ == kGLTypeNone)
     return false;
 
   std::vector<std::string> segments;
   base::SplitString(gl_version, ' ', &segments);
   std::string number;
   GLType gl_type = kGLTypeNone;
   if (segments.size() > 2 &&
       segments[0] == "OpenGL" && segments[1] == "ES") {
-    number = segments[2];
+    bool full_match = RE2::FullMatch(segments[2], "([\\d.]+).*", &number);
+    DCHECK(full_match);
+
     gl_type = kGLTypeGLES;
     if (segments.size() > 3 &&
         StartsWithASCII(segments[3], "(ANGLE", false)) {
       gl_type = kGLTypeANGLE;
     }
   } else {
     number = segments[0];
     gl_type = kGLTypeGL;
   }
 
@@ skipping 497 matching lines @@
     const std::string& feature_name, int feature_id) {
   feature_map_[feature_name] = feature_id;
 }
 
 void GpuControlList::set_supports_feature_type_all(bool supported) {
   supports_feature_type_all_ = supported;
 }
 
 }  // namespace gpu