Revert "foldable-gfxstream: always post when it is pixel_fold"

Revert submission 2680008-emulator-pixel-fold-isPixelFold

Reason for revert: Cuttlefish failing to boot with Gfxstream

Bug: b/293655301

Reverted changes: /q/submissionid:2680008-emulator-pixel-fold-isPixelFold

Change-Id: I1a8dd9ebbed49667fa91ad854d8d3dd05fc148c5
diff --git a/host/FrameBuffer.cpp b/host/FrameBuffer.cpp
index 1370be2..01dcf15 100644
--- a/host/FrameBuffer.cpp
+++ b/host/FrameBuffer.cpp
@@ -2813,8 +2813,6 @@
         completeFuture.wait();
     }
 
-    const auto& multiDisplay = emugl::get_emugl_multi_display_operations();
-    const bool is_pixel_fold = multiDisplay.isPixelFold();
     if (needPost) {
         // AEMU with -no-window mode uses this code path.
         ComposeDevice* composeDevice = (ComposeDevice*)buffer;
@@ -2826,7 +2824,7 @@
             }
             case 2: {
                 ComposeDevice_v2* composeDeviceV2 = (ComposeDevice_v2*)buffer;
-                if (is_pixel_fold || composeDeviceV2->displayId == 0) {
+                if (composeDeviceV2->displayId == 0) {
                     post(composeDeviceV2->targetHandle, true);
                 }
                 break;