GraphicBufferAlloc class was declared twice

this was confusing because the one in FramebufferSurface
wasn't in fact being used

Change-Id: Ied45aec20d804cfbe52440f9b2f2852a85c757cf
diff --git a/services/surfaceflinger/DisplayHardware/FramebufferSurface.cpp b/services/surfaceflinger/DisplayHardware/FramebufferSurface.cpp
index a4f8fb6..8c6ecc0 100644
--- a/services/surfaceflinger/DisplayHardware/FramebufferSurface.cpp
+++ b/services/surfaceflinger/DisplayHardware/FramebufferSurface.cpp
@@ -33,24 +33,13 @@
 #include <ui/GraphicBuffer.h>
 
 #include "DisplayHardware/FramebufferSurface.h"
+#include "DisplayHardware/GraphicBufferAlloc.h"
 #include "DisplayHardware/HWComposer.h"
 
 // ----------------------------------------------------------------------------
 namespace android {
 // ----------------------------------------------------------------------------
 
-class GraphicBufferAlloc : public BnGraphicBufferAlloc {
-public:
-    GraphicBufferAlloc() { };
-    virtual ~GraphicBufferAlloc() { };
-    virtual sp<GraphicBuffer> createGraphicBuffer(uint32_t w, uint32_t h,
-            PixelFormat format, uint32_t usage, status_t* error) {
-        sp<GraphicBuffer> graphicBuffer(new GraphicBuffer(w, h, format, usage));
-        return graphicBuffer;
-    }
-};
-
-
 /*
  * This implements the (main) framebuffer management. This class is used
  * mostly by SurfaceFlinger, but also by command line GL application.
diff --git a/services/surfaceflinger/DisplayHardware/GraphicBufferAlloc.cpp b/services/surfaceflinger/DisplayHardware/GraphicBufferAlloc.cpp
new file mode 100644
index 0000000..965ff01
--- /dev/null
+++ b/services/surfaceflinger/DisplayHardware/GraphicBufferAlloc.cpp
@@ -0,0 +1,53 @@
+/*
+ **
+ ** Copyright 2012 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.
+ */
+
+#include <cutils/log.h>
+
+#include <ui/GraphicBuffer.h>
+
+#include "DisplayHardware/GraphicBufferAlloc.h"
+
+// ----------------------------------------------------------------------------
+namespace android {
+// ----------------------------------------------------------------------------
+
+GraphicBufferAlloc::GraphicBufferAlloc() {
+}
+
+GraphicBufferAlloc::~GraphicBufferAlloc() {
+}
+
+sp<GraphicBuffer> GraphicBufferAlloc::createGraphicBuffer(uint32_t w, uint32_t h,
+        PixelFormat format, uint32_t usage, status_t* error) {
+    sp<GraphicBuffer> graphicBuffer(new GraphicBuffer(w, h, format, usage));
+    status_t err = graphicBuffer->initCheck();
+    *error = err;
+    if (err != 0 || graphicBuffer->handle == 0) {
+        if (err == NO_MEMORY) {
+            GraphicBuffer::dumpAllocationsToSystemLog();
+        }
+        ALOGE("GraphicBufferAlloc::createGraphicBuffer(w=%d, h=%d) "
+             "failed (%s), handle=%p",
+                w, h, strerror(-err), graphicBuffer->handle);
+        return 0;
+    }
+    return graphicBuffer;
+}
+
+// ----------------------------------------------------------------------------
+}; // namespace android
+// ----------------------------------------------------------------------------
diff --git a/services/surfaceflinger/DisplayHardware/GraphicBufferAlloc.h b/services/surfaceflinger/DisplayHardware/GraphicBufferAlloc.h
new file mode 100644
index 0000000..b08750c
--- /dev/null
+++ b/services/surfaceflinger/DisplayHardware/GraphicBufferAlloc.h
@@ -0,0 +1,44 @@
+/*
+ * Copyright (C) 2012 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.
+ */
+
+#ifndef ANDROID_SF_GRAPHIC_BUFFER_ALLOC_H
+#define ANDROID_SF_GRAPHIC_BUFFER_ALLOC_H
+
+#include <stdint.h>
+#include <sys/types.h>
+
+#include <gui/IGraphicBufferAlloc.h>
+#include <ui/PixelFormat.h>
+#include <utils/Errors.h>
+
+namespace android {
+// ---------------------------------------------------------------------------
+
+class GraphicBuffer;
+
+class GraphicBufferAlloc : public BnGraphicBufferAlloc {
+public:
+    GraphicBufferAlloc();
+    virtual ~GraphicBufferAlloc();
+    virtual sp<GraphicBuffer> createGraphicBuffer(uint32_t w, uint32_t h,
+        PixelFormat format, uint32_t usage, status_t* error);
+};
+
+
+// ---------------------------------------------------------------------------
+}; // namespace android
+
+#endif // ANDROID_SF_GRAPHIC_BUFFER_ALLOC_H