qcom/display: Update HALs

- Update the display HAL from Code Aurora Forum
- Add updated overlay library
- Enable HWC with basic video going through overlay
- Cleanup some files

Change-Id: I65c687c51be458cee71213c79e03eeda962d9086
diff --git a/libqcomui/qcomutils/IdleInvalidator.h b/libqcomui/qcomutils/IdleInvalidator.h
new file mode 100755
index 0000000..930cd35
--- /dev/null
+++ b/libqcomui/qcomutils/IdleInvalidator.h
@@ -0,0 +1,58 @@
+/*
+ * Copyright (c) 2012, Code Aurora Forum. All rights reserved.
+
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *   * Redistributions of source code must retain the above copyright
+ *     notice, this list of conditions and the following disclaimer.
+ *   * Redistributions in binary form must reproduce the above
+ *     copyright notice, this list of conditions and the following
+ *     disclaimer in the documentation and/or other materials provided
+ *     with the distribution.
+ *   * Neither the name of Code Aurora Forum, Inc. nor the names of its
+ *     contributors may be used to endorse or promote products derived
+ *     from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (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 INCLUDE_IDLEINVALIDATOR
+#define INCLUDE_IDLEINVALIDATOR
+
+#include <cutils/log.h>
+#include <utils/threads.h>
+
+typedef void (*InvalidatorHandler)(void*);
+
+class IdleInvalidator : public android::Thread {
+    void *mHwcContext;
+    bool mSleepAgain;
+    unsigned int mSleepTime;
+    static InvalidatorHandler mHandler;
+    static android::sp<IdleInvalidator> sInstance;
+
+    public:
+    IdleInvalidator();
+    /* init timer obj */
+    int init(InvalidatorHandler reg_handler, void* user_data, unsigned int
+             idleSleepTime);
+    void markForSleep();
+    /*Overrides*/
+    virtual bool        threadLoop();
+    virtual int         readyToRun();
+    virtual void        onFirstRef();
+    static IdleInvalidator *getInstance();
+};
+
+#endif // INCLUDE_IDLEINVALIDATOR