Revert "Optimize BLAST buffer releases via Unix sockets"

Reverting due to b/355260320

Change-Id: I8a32f73b6805d3f2bceb2948925be6a9baaa3015

1 files changed, 0 insertions, 11 deletions

diff --git a/services/surfaceflinger/TransactionCallbackInvoker.cpp b/services/surfaceflinger/TransactionCallbackInvoker.cpp
index 9ea0f5f4ca..881bf35b58 100644
--- a/services/surfaceflinger/TransactionCallbackInvoker.cpp
+++ b/services/surfaceflinger/TransactionCallbackInvoker.cpp
@@ -149,12 +149,6 @@ status_t TransactionCallbackInvoker::addCallbackHandle(const sp<CallbackHandle>&
                                                     handle->transformHint,
                                                     handle->currentMaxAcquiredBufferCount,
                                                     eventStats, handle->previousReleaseCallbackId);
-        if (handle->bufferReleaseChannel &&
-            handle->previousReleaseCallbackId != ReleaseCallbackId::INVALID_ID) {
-            mBufferReleases.emplace_back(handle->bufferReleaseChannel,
-                                         handle->previousReleaseCallbackId,
-                                         handle->previousReleaseFence);
-        }
     }
     return NO_ERROR;
 }
@@ -164,11 +158,6 @@ void TransactionCallbackInvoker::addPresentFence(sp<Fence> presentFence) {
 }
 
 void TransactionCallbackInvoker::sendCallbacks(bool onCommitOnly) {
-    for (const auto& bufferRelease : mBufferReleases) {
-        bufferRelease.channel->writeReleaseFence(bufferRelease.callbackId, bufferRelease.fence);
-    }
-    mBufferReleases.clear();
-
     // For each listener
     auto completedTransactionsItr = mCompletedTransactions.begin();
     ftl::SmallVector<ListenerStats, 10> listenerStatsToSend;