[part 2] Make classes and structures in modules fast-allocated.

Source/modules/webdatabase/sqlite/SQLValue.h

 /*
  * Copyright (C) 2007 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following condition
  * 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
@@ skipping 11 matching lines @@
  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #ifndef SQLValue_h
 #define SQLValue_h
 
+#include "wtf/Allocator.h"
 #include "wtf/text/WTFString.h"
 
 namespace blink {
 
 class SQLValue {
+    ALLOW_ONLY_INLINE_ALLOCATION();
 public:
     enum Type { NullValue, NumberValue, StringValue };
 
     SQLValue() : m_type(NullValue), m_number(0.0) { }
     SQLValue(double number) : m_type(NumberValue), m_number(number) { }
     SQLValue(const String& s) : m_type(StringValue), m_number(0.0), m_string(s) { }
     SQLValue(const SQLValue&);
 
     Type type() const { return m_type; }
 
     String string() const;
     double number() const;
 
 private:
     Type m_type;
     double m_number;
     String m_string;
 };
 
 } // namespace blink
 
 #endif