Remove unnecessary SafePointScope

third_party/WebKit/Source/modules/webdatabase/sqlite/SQLiteStatement.cpp

 /*
  * Copyright (C) 2006, 2007, 2008 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 84 matching lines @@
   CString query = m_query.stripWhiteSpace().utf8();
 
   // Need to pass non-stack |const char*| and |sqlite3_stmt*| to avoid race
   // with Oilpan stack scanning.
   std::unique_ptr<const char*> tail = WTF::wrapUnique(new const char*);
   std::unique_ptr<sqlite3_stmt*> statement = WTF::wrapUnique(new sqlite3_stmt*);
   *tail = nullptr;
   *statement = nullptr;
   int error;
   {
-    SafePointScope scope(BlinkGC::HeapPointersOnStack);
-
     SQL_DVLOG(1) << "SQL - prepare - " << query.data();
 
     // Pass the length of the string including the null character to
     // sqlite3_prepare_v2; this lets SQLite avoid an extra string copy.
     size_t lengthIncludingNullCharacter = query.length() + 1;
 
     error = sqlite3_prepare_v2(m_database.sqlite3Handle(), query.data(),
                                lengthIncludingNullCharacter, statement.get(),
                                tail.get());
   }
   m_statement = *statement;
 
   if (error != SQLITE_OK)
     SQL_DVLOG(1) << "sqlite3_prepare16 failed (" << error << ")\n"
                  << query.data() << "\n"
                  << sqlite3_errmsg(m_database.sqlite3Handle());
   else if (*tail && **tail)
     error = SQLITE_ERROR;
 
 #if DCHECK_IS_ON()
   m_isPrepared = error == SQLITE_OK;
 #endif
   return restrictError(error);
 }
 
 int SQLiteStatement::step() {
-  SafePointScope scope(BlinkGC::HeapPointersOnStack);
-  // ASSERT(m_isPrepared);
-
   if (!m_statement)
     return SQLITE_OK;
 
   // The database needs to update its last changes count before each statement
   // in order to compute properly the lastChanges() return value.
   m_database.updateLastChangesCount();
 
   SQL_DVLOG(1) << "SQL - step - " << m_query;
   int error = sqlite3_step(m_statement);
   if (error != SQLITE_DONE && error != SQLITE_ROW) {
@@ skipping 156 matching lines @@
   ASSERT(col >= 0);
   if (!m_statement)
     if (prepareAndStep() != SQLITE_ROW)
       return 0;
   if (columnCount() <= col)
     return 0;
   return sqlite3_column_int64(m_statement, col);
 }
 
 }  // namespace blink