Avoid using SQLitePCL.raw outside NativeMethods

src/Workspaces/Core/Portable/Storage/SQLite/Interop/NativeMethods.cs

@@ -86,6 +86,11 @@ public static string sqlite3_errmsg(SafeSqliteHandle db)
             return raw.sqlite3_errmsg(db.DangerousGetHandle());
         }
 
+        public static string sqlite3_errstr(int rc)
+        {
+            return raw.sqlite3_errstr(rc);
+        }
+
         public static int sqlite3_extended_errcode(SafeSqliteHandle db)
         {
             using var _ = db.Lease();

src/Workspaces/Core/Portable/Storage/SQLite/v1/Interop/SqlConnection.cs

@@ -8,7 +8,6 @@
 using Microsoft.CodeAnalysis.Host;
 using Microsoft.CodeAnalysis.SQLite.Interop;
 using Roslyn.Utilities;
-using SQLitePCL;
 
 namespace Microsoft.CodeAnalysis.SQLite.v1.Interop
 {
@@ -298,7 +297,7 @@ public static void Throw(SafeSqliteHandle handle, Result result)
         {
             throw new SqlException(result,
                 NativeMethods.sqlite3_errmsg(handle) + "\r\n" +
-                raw.sqlite3_errstr(NativeMethods.sqlite3_extended_errcode(handle)));
+                NativeMethods.sqlite3_errstr(NativeMethods.sqlite3_extended_errcode(handle)));
         }
     }
 }