DO NOT MERGE Cherry-pick dataSpace and BufferItem changes

DO NOT MERGE Add dataSpace to buffer queues; remove old format enums.
(cherry picked from commit 82c6bcc9705eabcaf5b9e45bc81867b0e2d61a02)

DO NOT MERGE libgui: Prepare for IGBC::BufferItem removal
(cherry picked from commit cf3834db104e0b052056e3a06d46e3f222f0d372)

DO NOT MERGE SurfaceFlinger: Stop using IGBC::BufferItem
(cherry picked from commit 11611f9be590480d7ea27bf0153558573ddcded2)
diff --git a/libs/gui/BufferItemConsumer.cpp b/libs/gui/BufferItemConsumer.cpp
index 61de69a..fb978dd 100644
--- a/libs/gui/BufferItemConsumer.cpp
+++ b/libs/gui/BufferItemConsumer.cpp
@@ -19,6 +19,7 @@
 //#define ATRACE_TAG ATRACE_TAG_GRAPHICS
 #include <utils/Log.h>
 
+#include <gui/BufferItem.h>
 #include <gui/BufferItemConsumer.h>
 
 //#define BI_LOGV(x, ...) ALOGV("[%s] " x, mName.string(), ##__VA_ARGS__)
@@ -52,7 +53,7 @@
     mConsumer->setConsumerName(name);
 }
 
-status_t BufferItemConsumer::acquireBuffer(BufferItem *item,
+status_t BufferItemConsumer::acquireBuffer(BufferQueue::BufferItem *item,
         nsecs_t presentWhen, bool waitForFence) {
     status_t err;
 
@@ -82,6 +83,17 @@
     return OK;
 }
 
+status_t BufferItemConsumer::acquireBuffer(android::BufferItem* outItem,
+        nsecs_t presentWhen, bool waitForFence) {
+    BufferQueue::BufferItem item;
+    status_t result = acquireBuffer(&item, presentWhen, waitForFence);
+    if (result != NO_ERROR) {
+        return result;
+    }
+    *outItem = item;
+    return NO_ERROR;
+}
+
 status_t BufferItemConsumer::releaseBuffer(const BufferItem &item,
         const sp<Fence>& releaseFence) {
     status_t err;
@@ -109,4 +121,10 @@
     return mConsumer->setDefaultBufferFormat(defaultFormat);
 }
 
+status_t BufferItemConsumer::setDefaultBufferDataSpace(
+        android_dataspace defaultDataSpace) {
+    Mutex::Autolock _l(mMutex);
+    return mConsumer->setDefaultBufferDataSpace(defaultDataSpace);
+}
+
 } // namespace android