149   CFX_Int32Array counters;  in FindGuardPattern()  local
150   counters.SetSize(patternLength);  in FindGuardPattern()
165       counters[counterPosition]++;  in FindGuardPattern()
168         if (PatternMatchVariance(&counters, &(*pattern)[0],  in FindGuardPattern()
176         patternStart += counters[0] + counters[1];  in FindGuardPattern()
178           counters[y - 2] = counters[y];  in FindGuardPattern()
180         counters[patternLength - 2] = 0;  in FindGuardPattern()
181         counters[patternLength - 1] = 0;  in FindGuardPattern()
186       counters[counterPosition] = 1;  in FindGuardPattern()
195                                       CFX_Int32Array* counters,  in DecodeDigit()  argument
200   RecordPattern(row, rowOffset, counters, e);  in DecodeDigit()
206     int32_t variance = PatternMatchVariance(counters, &patterns[i * 4],  in DecodeDigit()