Move prefix_set and parts of s_b_util into a new component safe_browsing_db.

chrome/browser/safe_browsing/safe_browsing_util.h

Index: chrome/browser/safe_browsing/safe_browsing_util.h
diff --git a/chrome/browser/safe_browsing/safe_browsing_util.h b/chrome/browser/safe_browsing/safe_browsing_util.h
index 55e767a98d79a6b46a104845470cb58c5af56aaf..b01f6a3d4e4607498e424d2f6cb2f3dc39b777b4 100644
--- a/chrome/browser/safe_browsing/safe_browsing_util.h
+++ b/chrome/browser/safe_browsing/safe_browsing_util.h
@@ -8,7 +8,6 @@
 #define CHROME_BROWSER_SAFE_BROWSING_SAFE_BROWSING_UTIL_H_
 
 #include <cstring>
-#include <set>
 #include <string>
 #include <vector>
 
@@ -17,6 +16,7 @@
 #include "base/strings/string_piece.h"
 #include "base/time/time.h"
 #include "chrome/browser/safe_browsing/chunk_range.h"
+#include "components/safe_browsing_db/safe_browsing_db_util.h"
 
 namespace safe_browsing {
 class ChunkData;
@@ -24,32 +24,12 @@ class ChunkData;
 
 class GURL;
 
-// A truncated hash's type.
-typedef uint32 SBPrefix;
-
 // Container for holding a chunk URL and the list it belongs to.
 struct ChunkUrl {
   std::string url;
   std::string list_name;
 };
 
-// A full hash.
-union SBFullHash {
-  char full_hash[32];
-  SBPrefix prefix;
-};
-
-inline bool SBFullHashEqual(const SBFullHash& a, const SBFullHash& b) {
-  return !memcmp(a.full_hash, b.full_hash, sizeof(a.full_hash));
-}
-
-inline bool SBFullHashLess(const SBFullHash& a, const SBFullHash& b) {
-  return memcmp(a.full_hash, b.full_hash, sizeof(a.full_hash)) < 0;
-}
-
-// Generate full hash for the given string.
-SBFullHash SBFullHashForString(const base::StringPiece& str);
-
 // Data for an individual chunk sent from the server.
 class SBChunkData {
  public:
@@ -122,35 +102,6 @@ struct SBChunkDelete {
   std::vector<ChunkRange> chunk_del;
 };
 
-// Different types of threats that SafeBrowsing protects against.
-enum SBThreatType {
-  // No threat at all.
-  SB_THREAT_TYPE_SAFE,
-
-  // The URL is being used for phishing.
-  SB_THREAT_TYPE_URL_PHISHING,
-
-  // The URL hosts malware.
-  SB_THREAT_TYPE_URL_MALWARE,
-
-  // The URL hosts unwanted programs.
-  SB_THREAT_TYPE_URL_UNWANTED,
-
-  // The download URL is malware.
-  SB_THREAT_TYPE_BINARY_MALWARE_URL,
-
-  // Url detected by the client-side phishing model.  Note that unlike the
-  // above values, this does not correspond to a downloaded list.
-  SB_THREAT_TYPE_CLIENT_SIDE_PHISHING_URL,
-
-  // The Chrome extension or app (given by its ID) is malware.
-  SB_THREAT_TYPE_EXTENSION,
-
-  // Url detected by the client-side malware IP list. This IP list is part
-  // of the client side detection model.
-  SB_THREAT_TYPE_CLIENT_SIDE_MALWARE_URL,
-};
-
 // Utility functions -----------------------------------------------------------
 
 namespace safe_browsing_util {
@@ -223,10 +174,6 @@ void GeneratePathsToCheck(const GURL& url, std::vector<std::string>* paths);
 // Given a URL, returns all the patterns we need to check.
 void GeneratePatternsToCheck(const GURL& url, std::vector<std::string>* urls);
 
-GURL GeneratePhishingReportUrl(const std::string& report_page,
-                               const std::string& url_to_report,
-                               bool is_client_side_detection);
-
 SBFullHash StringToSBFullHash(const std::string& hash_in);
 std::string SBFullHashToString(const SBFullHash& hash_out);