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/BufferItem.cpp b/libs/gui/BufferItem.cpp
index e6fc791..389d867 100644
--- a/libs/gui/BufferItem.cpp
+++ b/libs/gui/BufferItem.cpp
@@ -28,6 +28,7 @@
     mScalingMode(NATIVE_WINDOW_SCALING_MODE_FREEZE),
     mTimestamp(0),
     mIsAutoTimestamp(false),
+    mDataSpace(HAL_DATASPACE_UNKNOWN),
     mFrameNumber(0),
     mSlot(INVALID_BUFFER_SLOT),
     mIsDroppable(false),
@@ -36,6 +37,21 @@
     mCrop.makeInvalid();
 }
 
+BufferItem::BufferItem(const IGraphicBufferConsumer::BufferItem& item) :
+    mGraphicBuffer(item.mGraphicBuffer),
+    mFence(item.mFence),
+    mCrop(item.mCrop),
+    mTransform(item.mTransform),
+    mScalingMode(item.mScalingMode),
+    mTimestamp(item.mTimestamp),
+    mIsAutoTimestamp(item.mIsAutoTimestamp),
+    mDataSpace(item.mDataSpace),
+    mFrameNumber(item.mFrameNumber),
+    mSlot(item.mBuf),
+    mIsDroppable(item.mIsDroppable),
+    mAcquireCalled(item.mAcquireCalled),
+    mTransformToDisplayInverse(item.mTransformToDisplayInverse) {}
+
 BufferItem::~BufferItem() {}
 
 BufferItem::operator IGraphicBufferConsumer::BufferItem() const {
@@ -47,6 +63,7 @@
     bufferItem.mScalingMode = mScalingMode;
     bufferItem.mTimestamp = mTimestamp;
     bufferItem.mIsAutoTimestamp = mIsAutoTimestamp;
+    bufferItem.mDataSpace = mDataSpace;
     bufferItem.mFrameNumber = mFrameNumber;
     bufferItem.mBuf = mSlot;
     bufferItem.mIsDroppable = mIsDroppable;
@@ -61,6 +78,7 @@
             sizeof(mScalingMode) +
             sizeof(mTimestamp) +
             sizeof(mIsAutoTimestamp) +
+            sizeof(mDataSpace) +
             sizeof(mFrameNumber) +
             sizeof(mSlot) +
             sizeof(mIsDroppable) +
@@ -131,6 +149,7 @@
     FlattenableUtils::write(buffer, size, mScalingMode);
     FlattenableUtils::write(buffer, size, mTimestamp);
     FlattenableUtils::write(buffer, size, mIsAutoTimestamp);
+    FlattenableUtils::write(buffer, size, mDataSpace);
     FlattenableUtils::write(buffer, size, mFrameNumber);
     FlattenableUtils::write(buffer, size, mSlot);
     FlattenableUtils::write(buffer, size, mIsDroppable);
@@ -173,6 +192,7 @@
     FlattenableUtils::read(buffer, size, mScalingMode);
     FlattenableUtils::read(buffer, size, mTimestamp);
     FlattenableUtils::read(buffer, size, mIsAutoTimestamp);
+    FlattenableUtils::read(buffer, size, mDataSpace);
     FlattenableUtils::read(buffer, size, mFrameNumber);
     FlattenableUtils::read(buffer, size, mSlot);
     FlattenableUtils::read(buffer, size, mIsDroppable);