diff --git a/libs/hostgraphics/gui/BufferItem.h b/libs/hostgraphics/gui/BufferItem.h
index 01409e1..e95a923 100644
--- a/libs/hostgraphics/gui/BufferItem.h
+++ b/libs/hostgraphics/gui/BufferItem.h
@@ -17,16 +17,15 @@
 #ifndef ANDROID_GUI_BUFFERITEM_H
 #define ANDROID_GUI_BUFFERITEM_H
 
+#include <system/graphics.h>
 #include <ui/Fence.h>
 #include <ui/Rect.h>
-
-#include <system/graphics.h>
-
 #include <utils/StrongPointer.h>
 
 namespace android {
 
 class Fence;
+
 class GraphicBuffer;
 
 // The only thing we need here for layoutlib is mGraphicBuffer. The rest of the fields are added
@@ -37,6 +36,7 @@
     enum { INVALID_BUFFER_SLOT = -1 };
 
     BufferItem() : mGraphicBuffer(nullptr), mFence(Fence::NO_FENCE) {}
+
     ~BufferItem() {}
 
     sp<GraphicBuffer> mGraphicBuffer;
@@ -60,6 +60,6 @@
     bool mTransformToDisplayInverse;
 };
 
-}
+} // namespace android
 
 #endif // ANDROID_GUI_BUFFERITEM_H
diff --git a/libs/hostgraphics/gui/BufferItemConsumer.h b/libs/hostgraphics/gui/BufferItemConsumer.h
index 707b313..c259411 100644
--- a/libs/hostgraphics/gui/BufferItemConsumer.h
+++ b/libs/hostgraphics/gui/BufferItemConsumer.h
@@ -17,32 +17,30 @@
 #ifndef ANDROID_GUI_BUFFERITEMCONSUMER_H
 #define ANDROID_GUI_BUFFERITEMCONSUMER_H
 
-#include <utils/RefBase.h>
-
 #include <gui/ConsumerBase.h>
 #include <gui/IGraphicBufferConsumer.h>
+#include <utils/RefBase.h>
 
 namespace android {
 
 class BufferItemConsumer : public ConsumerBase {
 public:
-    BufferItemConsumer(
-        const sp<IGraphicBufferConsumer>& consumer,
-        uint64_t consumerUsage,
-        int bufferCount,
-        bool controlledByApp) : mConsumer(consumer) {
-    }
+    BufferItemConsumer(const sp<IGraphicBufferConsumer>& consumer, uint64_t consumerUsage,
+                       int bufferCount, bool controlledByApp)
+          : mConsumer(consumer) {}
 
-    status_t acquireBuffer(BufferItem *item, nsecs_t presentWhen, bool waitForFence = true) {
+    status_t acquireBuffer(BufferItem* item, nsecs_t presentWhen, bool waitForFence = true) {
         return mConsumer->acquireBuffer(item, presentWhen, 0);
     }
 
-    status_t releaseBuffer(
-        const BufferItem &item, const sp<Fence>& releaseFence = Fence::NO_FENCE) { return OK; }
+    status_t releaseBuffer(const BufferItem& item,
+                           const sp<Fence>& releaseFence = Fence::NO_FENCE) {
+        return OK;
+    }
 
-    void setName(const String8& name) { }
+    void setName(const String8& name) {}
 
-    void setFrameAvailableListener(const wp<FrameAvailableListener>& listener) { }
+    void setFrameAvailableListener(const wp<FrameAvailableListener>& listener) {}
 
     status_t setDefaultBufferSize(uint32_t width, uint32_t height) {
         return mConsumer->setDefaultBufferSize(width, height);
@@ -56,16 +54,23 @@
         return mConsumer->setDefaultBufferDataSpace(defaultDataSpace);
     }
 
-    void abandon() { }
+    void abandon() {}
 
-    status_t detachBuffer(int slot) { return OK; }
+    status_t detachBuffer(int slot) {
+        return OK;
+    }
 
-    status_t discardFreeBuffers() { return OK; }
+    status_t discardFreeBuffers() {
+        return OK;
+    }
 
-    void freeBufferLocked(int slotIndex) { }
+    void freeBufferLocked(int slotIndex) {}
 
-    status_t addReleaseFenceLocked(
-        int slot, const sp<GraphicBuffer> graphicBuffer, const sp<Fence>& fence) { return OK; }
+    status_t addReleaseFenceLocked(int slot, const sp<GraphicBuffer> graphicBuffer,
+                                   const sp<Fence>& fence) {
+        return OK;
+    }
+
 private:
     sp<IGraphicBufferConsumer> mConsumer;
 };
diff --git a/libs/hostgraphics/gui/BufferQueue.h b/libs/hostgraphics/gui/BufferQueue.h
index aa3e726..67a8c00 100644
--- a/libs/hostgraphics/gui/BufferQueue.h
+++ b/libs/hostgraphics/gui/BufferQueue.h
@@ -29,7 +29,7 @@
     enum { NO_BUFFER_AVAILABLE = IGraphicBufferConsumer::NO_BUFFER_AVAILABLE };
 
     static void createBufferQueue(sp<IGraphicBufferProducer>* outProducer,
-            sp<IGraphicBufferConsumer>* outConsumer);
+                                  sp<IGraphicBufferConsumer>* outConsumer);
 };
 
 } // namespace android
diff --git a/libs/hostgraphics/gui/ConsumerBase.h b/libs/hostgraphics/gui/ConsumerBase.h
index 9002953..7f7309e 100644
--- a/libs/hostgraphics/gui/ConsumerBase.h
+++ b/libs/hostgraphics/gui/ConsumerBase.h
@@ -18,7 +18,6 @@
 #define ANDROID_GUI_CONSUMERBASE_H
 
 #include <gui/BufferItem.h>
-
 #include <utils/RefBase.h>
 
 namespace android {
@@ -28,10 +27,11 @@
     struct FrameAvailableListener : public virtual RefBase {
         // See IConsumerListener::onFrame{Available,Replaced}
         virtual void onFrameAvailable(const BufferItem& item) = 0;
+
         virtual void onFrameReplaced(const BufferItem& /* item */) {}
     };
 };
 
 } // namespace android
 
-#endif // ANDROID_GUI_CONSUMERBASE_H
\ No newline at end of file
+#endif // ANDROID_GUI_CONSUMERBASE_H
diff --git a/libs/hostgraphics/gui/IGraphicBufferConsumer.h b/libs/hostgraphics/gui/IGraphicBufferConsumer.h
index 9eb67b2..14ac4fe 100644
--- a/libs/hostgraphics/gui/IGraphicBufferConsumer.h
+++ b/libs/hostgraphics/gui/IGraphicBufferConsumer.h
@@ -16,16 +16,16 @@
 
 #pragma once
 
-#include <utils/RefBase.h>
-
 #include <ui/PixelFormat.h>
-
 #include <utils/Errors.h>
+#include <utils/RefBase.h>
 
 namespace android {
 
 class BufferItem;
+
 class Fence;
+
 class GraphicBuffer;
 
 class IGraphicBufferConsumer : virtual public RefBase {
@@ -62,4 +62,4 @@
     virtual status_t discardFreeBuffers() = 0;
 };
 
-} // namespace android
\ No newline at end of file
+} // namespace android
diff --git a/libs/hostgraphics/gui/IGraphicBufferProducer.h b/libs/hostgraphics/gui/IGraphicBufferProducer.h
index 1447a4f..8fd8590 100644
--- a/libs/hostgraphics/gui/IGraphicBufferProducer.h
+++ b/libs/hostgraphics/gui/IGraphicBufferProducer.h
@@ -17,9 +17,8 @@
 #ifndef ANDROID_GUI_IGRAPHICBUFFERPRODUCER_H
 #define ANDROID_GUI_IGRAPHICBUFFERPRODUCER_H
 
-#include <utils/RefBase.h>
-
 #include <ui/GraphicBuffer.h>
+#include <utils/RefBase.h>
 
 namespace android {
 
diff --git a/libs/hostgraphics/gui/Surface.h b/libs/hostgraphics/gui/Surface.h
index 0d81037..2774f89 100644
--- a/libs/hostgraphics/gui/Surface.h
+++ b/libs/hostgraphics/gui/Surface.h
@@ -28,17 +28,25 @@
 class Surface : public ANativeObjectBase<ANativeWindow, Surface, RefBase> {
 public:
     explicit Surface(const sp<IGraphicBufferProducer>& bufferProducer, bool controlledByApp = false)
-            : mBufferProducer(bufferProducer) {
+          : mBufferProducer(bufferProducer) {
         ANativeWindow::perform = hook_perform;
         ANativeWindow::dequeueBuffer = hook_dequeueBuffer;
         ANativeWindow::query = hook_query;
     }
-    static bool isValid(const sp<Surface>& surface) { return surface != nullptr; }
+
+    static bool isValid(const sp<Surface>& surface) {
+        return surface != nullptr;
+    }
+
     void allocateBuffers() {}
 
-    uint64_t getNextFrameNumber() const { return 0; }
+    uint64_t getNextFrameNumber() const {
+        return 0;
+    }
 
-    int setScalingMode(int mode) { return 0; }
+    int setScalingMode(int mode) {
+        return 0;
+    }
 
     virtual int disconnect(int api,
                            IGraphicBufferProducer::DisconnectMode mode =
@@ -50,16 +58,28 @@
         // TODO: implement this
         return 0;
     }
-    virtual int unlockAndPost() { return 0; }
-    virtual int query(int what, int* value) const { return mBufferProducer->query(what, value); }
 
-    status_t setDequeueTimeout(nsecs_t timeout) { return OK; }
+    virtual int unlockAndPost() {
+        return 0;
+    }
 
-    nsecs_t getLastDequeueStartTime() const { return 0; }
+    virtual int query(int what, int* value) const {
+        return mBufferProducer->query(what, value);
+    }
+
+    status_t setDequeueTimeout(nsecs_t timeout) {
+        return OK;
+    }
+
+    nsecs_t getLastDequeueStartTime() const {
+        return 0;
+    }
 
     virtual void destroy() {}
 
-    int getBuffersDataSpace() { return 0; }
+    int getBuffersDataSpace() {
+        return 0;
+    }
 
 protected:
     virtual ~Surface() {}
@@ -89,15 +109,31 @@
         *buffer = mBuffer.get();
         return OK;
     }
-    virtual int cancelBuffer(ANativeWindowBuffer* buffer, int fenceFd) { return 0; }
-    virtual int queueBuffer(ANativeWindowBuffer* buffer, int fenceFd) { return 0; }
-    virtual int perform(int operation, va_list args) { return 0; }
-    virtual int setSwapInterval(int interval) { return 0; }
-    virtual int setBufferCount(int bufferCount) { return 0; }
+
+    virtual int cancelBuffer(ANativeWindowBuffer* buffer, int fenceFd) {
+        return 0;
+    }
+
+    virtual int queueBuffer(ANativeWindowBuffer* buffer, int fenceFd) {
+        return 0;
+    }
+
+    virtual int perform(int operation, va_list args) {
+        return 0;
+    }
+
+    virtual int setSwapInterval(int interval) {
+        return 0;
+    }
+
+    virtual int setBufferCount(int bufferCount) {
+        return 0;
+    }
 
 private:
     // can't be copied
     Surface& operator=(const Surface& rhs);
+
     Surface(const Surface& rhs);
 
     const sp<IGraphicBufferProducer> mBufferProducer;
@@ -106,4 +142,4 @@
 
 } // namespace android
 
-#endif  // ANDROID_GUI_SURFACE_H
+#endif // ANDROID_GUI_SURFACE_H