Revert "Get rid of IGraphicBufferAlloc"

This reverts commit 78491c9f694cb0767996503c629776a8eda950d7.

Change-Id: I78d5c0a30ab80265f697f681387872b6763b2d1e
diff --git a/services/surfaceflinger/SurfaceFlinger.cpp b/services/surfaceflinger/SurfaceFlinger.cpp
index 3677c2e..e3a3ff4 100644
--- a/services/surfaceflinger/SurfaceFlinger.cpp
+++ b/services/surfaceflinger/SurfaceFlinger.cpp
@@ -44,6 +44,7 @@
 #include <gui/GuiConfig.h>
 #include <gui/IDisplayEventConnection.h>
 #include <gui/Surface.h>
+#include <gui/GraphicBufferAlloc.h>
 
 #include <ui/GraphicBufferAllocator.h>
 #include <ui/PixelFormat.h>
@@ -325,6 +326,12 @@
     return mBuiltinDisplays[id];
 }
 
+sp<IGraphicBufferAlloc> SurfaceFlinger::createGraphicBufferAlloc()
+{
+    sp<GraphicBufferAlloc> gba(new GraphicBufferAlloc());
+    return gba;
+}
+
 void SurfaceFlinger::bootFinished()
 {
     if (mStartBootAnimThread->join() != NO_ERROR) {
@@ -1130,7 +1137,8 @@
 
         sp<IGraphicBufferProducer> producer;
         sp<IGraphicBufferConsumer> consumer;
-        BufferQueue::createBufferQueue(&producer, &consumer);
+        BufferQueue::createBufferQueue(&producer, &consumer,
+                new GraphicBufferAlloc());
 
         sp<FramebufferSurface> fbs = new FramebufferSurface(*mHwc,
                 DisplayDevice::DISPLAY_PRIMARY, consumer);
@@ -1891,7 +1899,8 @@
                     sp<IGraphicBufferProducer> producer;
                     sp<IGraphicBufferProducer> bqProducer;
                     sp<IGraphicBufferConsumer> bqConsumer;
-                    BufferQueue::createBufferQueue(&bqProducer, &bqConsumer);
+                    BufferQueue::createBufferQueue(&bqProducer, &bqConsumer,
+                            new GraphicBufferAlloc());
 
                     int32_t hwcId = -1;
                     if (state.isVirtualDisplay()) {