WIP: Introduce CompressibleString

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

Index: third_party/WebKit/Source/bindings/core/v8/V8PerIsolateData.h
diff --git a/third_party/WebKit/Source/bindings/core/v8/V8PerIsolateData.h b/third_party/WebKit/Source/bindings/core/v8/V8PerIsolateData.h
index 2566da7cfc1d019640f96116011baa5cc0d61411..0e532d32de618506df8d8e53d2e25bc9e56cd497 100644
--- a/third_party/WebKit/Source/bindings/core/v8/V8PerIsolateData.h
+++ b/third_party/WebKit/Source/bindings/core/v8/V8PerIsolateData.h
@@ -34,6 +34,7 @@
 #include "core/inspector/ScriptDebuggerBase.h"
 #include "gin/public/isolate_holder.h"
 #include "gin/public/v8_idle_task_runner.h"
+#include "platform/text/CompressableString.h"
 #include "wtf/HashMap.h"
 #include "wtf/Noncopyable.h"
 #include "wtf/OwnPtr.h"
@@ -127,6 +128,10 @@ public:
 
     void setScriptDebugger(PassOwnPtr<ScriptDebuggerBase>);
 
+    void addCompressableString(const CompressableString&);
+
+    void compressStrings();
+
 private:
     V8PerIsolateData();
     ~V8PerIsolateData();
@@ -162,6 +167,8 @@ private:
 
     Vector<OwnPtr<EndOfScopeTask>> m_endOfScopeTasks;
     OwnPtr<ScriptDebuggerBase> m_scriptDebugger;
+
+    HashSet<RefPtr<CompressableStringImpl>> m_compressableStrings;
 };
 
 } // namespace blink