SurfaceFlinger: Stop using IGBC::BufferItem

Switches all uses of IGraphicBufferConsumer::BufferItem (and
BufferQueue::BufferItem) to the BufferItem in libgui. Depends on
frameworks/native I699ed0a6837076867ca756b28d1ffb2238f7a0d9.

Change-Id: I187b3a7d05196b6289596afac8fb9a9d4aebff76
diff --git a/services/surfaceflinger/DisplayHardware/FramebufferSurface.cpp b/services/surfaceflinger/DisplayHardware/FramebufferSurface.cpp
index 4885c5f..6ef3295 100644
--- a/services/surfaceflinger/DisplayHardware/FramebufferSurface.cpp
+++ b/services/surfaceflinger/DisplayHardware/FramebufferSurface.cpp
@@ -29,8 +29,9 @@
 #include <EGL/egl.h>
 
 #include <hardware/hardware.h>
-#include <gui/Surface.h>
+#include <gui/BufferItem.h>
 #include <gui/GraphicBufferAlloc.h>
+#include <gui/Surface.h>
 #include <ui/GraphicBuffer.h>
 
 #include "FramebufferSurface.h"
@@ -86,7 +87,7 @@
 status_t FramebufferSurface::nextBuffer(sp<GraphicBuffer>& outBuffer, sp<Fence>& outFence) {
     Mutex::Autolock lock(mMutex);
 
-    BufferQueue::BufferItem item;
+    BufferItem item;
     status_t err = acquireBufferLocked(&item, 0);
     if (err == BufferQueue::NO_BUFFER_AVAILABLE) {
         outBuffer = mCurrentBuffer;