Move frame history into jank tracker

Test: hwui_unit_tests & manual
Change-Id: If761947652750640268217cd8cd97c8382441b44
diff --git a/libs/hwui/ProfileDataContainer.h b/libs/hwui/ProfileDataContainer.h
new file mode 100644
index 0000000..d2de241
--- /dev/null
+++ b/libs/hwui/ProfileDataContainer.h
@@ -0,0 +1,48 @@
+/*
+ * Copyright (C) 2017 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#pragma once
+
+#include "ProfileData.h"
+#include "utils/Macros.h"
+
+namespace android {
+namespace uirenderer {
+
+class ProfileDataContainer {
+    PREVENT_COPY_AND_ASSIGN(ProfileDataContainer);
+public:
+    explicit ProfileDataContainer() {}
+
+    ~ProfileDataContainer() { freeData(); }
+
+    void rotateStorage();
+    void switchStorageToAshmem(int ashmemfd);
+
+    ProfileData* get() { return mData; }
+    ProfileData* operator->() { return mData; }
+
+private:
+    void freeData();
+
+    // By default this will use malloc memory. It may be moved later to ashmem
+    // if there is shared space for it and a request comes in to do that.
+    ProfileData* mData = new ProfileData;
+    bool mIsMapped = false;
+};
+
+} /* namespace uirenderer */
+} /* namespace android */
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