WIP: Introduce CompressibleString

third_party/WebKit/Source/bindings/core/v8/V8PerIsolateData.cpp

 /*
  * Copyright (C) 2009 Google 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 294 matching lines @@
 {
     m_endOfScopeTasks.clear();
 }
 
 void V8PerIsolateData::setScriptDebugger(PassOwnPtr<ScriptDebuggerBase> debugger)
 {
     ASSERT(!m_scriptDebugger);
     m_scriptDebugger = debugger;
 }
 
+void V8PerIsolateData::addCompressableString(const CompressableString& string)
+{
+    m_compressableStrings.add(string.impl());

[haraken, 2015/11/24 11:15:41]

Who removes the destructed strings from the m_compressableStrings?

[hajimehoshi, 2015/11/26 10:49:12]

Now CompressibleStringTable owns and destroys the instances.

+}
+
+void V8PerIsolateData::compressStrings()
+{
+    for (RefPtr<CompressableStringImpl> string : m_compressableStrings) {
+        if (string->sizeInBytes() > 100000 && !string->isCompressed())
+            string->compress();
+    }
+}
+
 } // namespace blink