Revert^2 "Harden construction sites of android::StrongPointer."

This reverts commit f73db7a6242e297ead71df0d0d1fb3a8515245d3.

Reason for revert: Scope restricted to sp<>::make which is a safe
replacement for assignment from new.

Bug: 393217449
Test: ChoreographerTests pass locally.
Flag: EXEMPT_refactor

Change-Id: I9a38c54c06cc64da099d282c05ccf20f40b70a72
diff --git a/libs/gui/IGraphicBufferProducerFlattenables.cpp b/libs/gui/IGraphicBufferProducerFlattenables.cpp
index 8b2e2dd..393e1c3 100644
--- a/libs/gui/IGraphicBufferProducerFlattenables.cpp
+++ b/libs/gui/IGraphicBufferProducerFlattenables.cpp
@@ -105,7 +105,7 @@
             : std::nullopt;
 #endif // COM_ANDROID_GRAPHICS_LIBUI_FLAGS_APPLY_PICTURE_PROFILES
 
-    fence = new Fence();
+    fence = sp<Fence>::make();
     status_t result = fence->unflatten(buffer, size, fds, count);
     if (result != NO_ERROR) {
         return result;
@@ -228,7 +228,7 @@
     FlattenableUtils::read(fBuffer, size, result);
     int32_t isBufferNull = 0;
     FlattenableUtils::read(fBuffer, size, isBufferNull);
-    buffer = new GraphicBuffer();
+    buffer = sp<GraphicBuffer>::make();
     if (!isBufferNull) {
         status_t status = buffer->unflatten(fBuffer, size, fds, count);
         if (status != NO_ERROR) {
@@ -323,7 +323,7 @@
     FlattenableUtils::read(buffer, size, slot);
     FlattenableUtils::read(buffer, size, bufferAge);
 
-    fence = new Fence();
+    fence = sp<Fence>::make();
     status_t status = fence->unflatten(buffer, size, fds, count);
     if (status != NO_ERROR) {
         return status;
@@ -395,7 +395,7 @@
 
     FlattenableUtils::read(buffer, size, slot);
 
-    fence = new Fence();
+    fence = sp<Fence>::make();
     return fence->unflatten(buffer, size, fds, count);
 }