930 static void AppendUTF8(uint32 code_point, std::string* output) {  in AppendUTF8()  argument
933   if (code_point <= 0x7f) {  in AppendUTF8()
934     tmp = code_point;  in AppendUTF8()
936   } else if (code_point <= 0x07ff) {  in AppendUTF8()
937     tmp = 0x0000c080 | ((code_point & 0x07c0) << 2) | (code_point & 0x003f);  in AppendUTF8()
939   } else if (code_point <= 0xffff) {  in AppendUTF8()
940     tmp = 0x00e08080 | ((code_point & 0xf000) << 4) |  in AppendUTF8()
941           ((code_point & 0x0fc0) << 2) | (code_point & 0x003f);  in AppendUTF8()
943   } else if (code_point <= 0x1fffff) {  in AppendUTF8()
944     tmp = 0xf0808080 | ((code_point & 0x1c0000) << 6) |  in AppendUTF8()
945           ((code_point & 0x03f000) << 4) | ((code_point & 0x000fc0) << 2) |  in AppendUTF8()
946           (code_point & 0x003f);  in AppendUTF8()
951     StringAppendF(output, "\\U%08x", code_point);  in AppendUTF8()
980 static inline bool IsHeadSurrogate(uint32 code_point) {  in IsHeadSurrogate()  argument
981   return (code_point >= kMinHeadSurrogate) && (code_point < kMaxHeadSurrogate);  in IsHeadSurrogate()
984 static inline bool IsTrailSurrogate(uint32 code_point) {  in IsTrailSurrogate()  argument
985   return (code_point >= kMinTrailSurrogate) &&  in IsTrailSurrogate()
986          (code_point < kMaxTrailSurrogate);  in IsTrailSurrogate()
1008 static const char* FetchUnicodePoint(const char* ptr, uint32* code_point) {  in FetchUnicodePoint()  argument
1012   if (!ReadHexDigits(p, len, code_point)) return ptr;  in FetchUnicodePoint()
1019   if (IsHeadSurrogate(*code_point) && *p == '\\' && *(p + 1) == 'u') {  in FetchUnicodePoint()
1023       *code_point = AssembleUTF16(*code_point, trail_surrogate);  in FetchUnicodePoint()