command_buffer: Implement glGetStringi for GL ES 3.0

gpu/command_buffer/common/gles2_cmd_utils_implementation_autogen.h

Index: gpu/command_buffer/common/gles2_cmd_utils_implementation_autogen.h
diff --git a/gpu/command_buffer/common/gles2_cmd_utils_implementation_autogen.h b/gpu/command_buffer/common/gles2_cmd_utils_implementation_autogen.h
index 86c181bb87aba9b01e5ad6bf86acfb9f05c58a37..0260dd5d56ed66bd3e0e90158a89aa805b964654 100644
--- a/gpu/command_buffer/common/gles2_cmd_utils_implementation_autogen.h
+++ b/gpu/command_buffer/common/gles2_cmd_utils_implementation_autogen.h
@@ -4049,6 +4049,14 @@ std::string GLES2Util::GetStringIndexedGLState(uint32_t value) {
                                            arraysize(string_table), value);
 }
 
+std::string GLES2Util::GetStringIndexedStringType(uint32_t value) {
+  static const EnumToString string_table[] = {
+      {GL_EXTENSIONS, "GL_EXTENSIONS"},
+  };
+  return GLES2Util::GetQualifiedEnumString(string_table,
+                                           arraysize(string_table), value);
+}
+
 std::string GLES2Util::GetStringInternalFormatParameter(uint32_t value) {
   static const EnumToString string_table[] = {
       {GL_NUM_SAMPLE_COUNTS, "GL_NUM_SAMPLE_COUNTS"},