Remove Blink's DatabaseIdentifier implementation

third_party/WebKit/Source/modules/webdatabase/QuotaTracker.h

Index: third_party/WebKit/Source/modules/webdatabase/QuotaTracker.h
diff --git a/third_party/WebKit/Source/modules/webdatabase/QuotaTracker.h b/third_party/WebKit/Source/modules/webdatabase/QuotaTracker.h
index eb37a9d2d0c2bae38a01a02bd3cae24a00da32f8..9c64ab23a52c69f4f9ea27b57d3e23f4e3987c2f 100644
--- a/third_party/WebKit/Source/modules/webdatabase/QuotaTracker.h
+++ b/third_party/WebKit/Source/modules/webdatabase/QuotaTracker.h
@@ -32,7 +32,6 @@
 #define QuotaTracker_h
 
 #include "modules/ModulesExport.h"
-#include "platform/weborigin/SecurityOrigin.h"
 #include "wtf/HashMap.h"
 #include "wtf/ThreadingPrimitives.h"
 #include "wtf/text/StringHash.h"
@@ -40,6 +39,8 @@
 
 namespace blink {
 
+class SecurityOrigin;
+
 class MODULES_EXPORT QuotaTracker {
     USING_FAST_MALLOC(QuotaTracker);
     WTF_MAKE_NONCOPYABLE(QuotaTracker);
@@ -47,13 +48,13 @@ public:
     static QuotaTracker& instance();
 
     void getDatabaseSizeAndSpaceAvailableToOrigin(
-        const String& originIdentifier, const String& databaseName,
+        SecurityOrigin*, const String& databaseName,
         unsigned long long* databaseSize, unsigned long long* spaceAvailable);
     void updateDatabaseSize(
-        const String& originIdentifier, const String& databaseName,
+        SecurityOrigin*, const String& databaseName,
         unsigned long long databaseSize);
-    void updateSpaceAvailableToOrigin(const String& originIdentifier, unsigned long long spaceAvailable);
-    void resetSpaceAvailableToOrigin(const String& originIdentifier);
+    void updateSpaceAvailableToOrigin(SecurityOrigin*, unsigned long long spaceAvailable);
+    void resetSpaceAvailableToOrigin(SecurityOrigin*);
 
 private:
     QuotaTracker() { }