WIP: Introduce CompressibleString

third_party/WebKit/Source/platform/MemoryPurgeController.h

Index: third_party/WebKit/Source/platform/MemoryPurgeController.h
diff --git a/third_party/WebKit/Source/platform/MemoryPurgeController.h b/third_party/WebKit/Source/platform/MemoryPurgeController.h
index 9d10d8f21349c557123df4b9038f6c9ca8590f06..4392d85b3e75fe9533d1eb1452d44a4d10dbe34b 100644
--- a/third_party/WebKit/Source/platform/MemoryPurgeController.h
+++ b/third_party/WebKit/Source/platform/MemoryPurgeController.h
@@ -13,6 +13,8 @@
 namespace blink {
 
 enum class MemoryPurgeMode {
+    // This is used only for testing.
+    NotSpecified,
     // The tab contains the webview went to background
     InactiveTab,
     // TODO(bashi): Add more modes as needed.
@@ -69,14 +71,13 @@ public:
     void pageBecameActive();
     void pageBecameInactive();
     void pageInactiveTask(Timer<MemoryPurgeController>*);
+    void purgeMemory(MemoryPurgeMode);
 
     DECLARE_TRACE();
 
 private:
     MemoryPurgeController();
 
-    void purgeMemory(MemoryPurgeMode);
-
     WillBeHeapHashSet<RawPtrWillBeWeakMember<MemoryPurgeClient>> m_clients;
     DeviceKind m_deviceKind;
     Timer<MemoryPurgeController> m_inactiveTimer;