CL for perf tryjob on linux

third_party/cld/encodings/compact_enc_det/compact_enc_det_hint_code.h

+//
+// Copyright 2006 Google Inc.  All Rights Reserved.
+// Author: dsites@google.com (Dick Sites)
+//
+
+
+#ifndef ENCODINGS_COMPACT_ENC_DET_COMPACT_ENC_DET_HINT_CODE_H__
+#define ENCODINGS_COMPACT_ENC_DET_COMPACT_ENC_DET_HINT_CODE_H__
+
+#include <string>                        // for string
+
+#include "base/basictypes.h"             // for uint32
+#include "encodings/public/encodings.h"  // for Encoding
+
+using std::string;
+
+// Return name for extended encoding
+const char* MyEncodingName(Encoding enc);
+
+// Normalize ASCII string to first 4 alphabetic chars and last 4 digit chars
+// Letters are forced to lowercase ASCII
+// Used to normalize charset= values
+string MakeChar44(const string& str);
+
+// Normalize ASCII string to first 4 alphabetic/digit chars
+// Letters are forced to lowercase ASCII
+// Used to normalize TLD values
+string MakeChar4(const string& str);
+
+// Normalize ASCII string to first 8 alphabetic/digit chars
+// Letters are forced to lowercase ASCII
+// Used to normalize other values
+string MakeChar8(const string& str);
+
+// A-Z to a-z and all non-digits-letters to minus '-'
+void StringToLowercase(string* str);
+
+bool AllDigits(const string& str, int wordstart_offset, int len);
+
+// Get charset value from string
+// Normalize: truncate to 16 chars and make lowercase
+string GetCharset(const string& str);
+
+int GetHttpHeaderLength(const char* document_text, uint32 document_length);
+
+// Get top level domain from URL
+// Normalize: truncate to 16 chars and make lowercase
+string GetTLD(const char* url_str);
+
+// Get charset from HTTP headers
+// Normalize: truncate to 16 chars and make lowercase
+string GetCharsetFromHttp(const char* http, int http_len);
+
+// Get charset from <meta> tag
+// Normalize: truncate to 16 chars and make lowercase
+string GetCharsetFromMeta(const char* body, int body_len);
+
+#endif  // ENCODINGS_COMPACT_ENC_DET_COMPACT_ENC_DET_HINT_CODE_H__