[Refactor] (P13 W3b): strip the push/legacy-memo guards from both backends

MobileGL/MG_Backend/DirectVulkan/Renderer/UniformManager.cpp

@@ -12,10 +12,8 @@
 #include "MG_Backend/DirectVulkan/DirectVulkanResourceState.h"
 #include "MG_State/GLState/Core.h"
 #include <MG_Pipe/PipeInputsSwitch.h>
-#if MOBILEGL_PIPE_PUSH
 // P5c ev: the GPU-write announcement routes through the reverse channel (R2).
 #include <MG_Impl/Pipe/ResourceTracker.h>
-#endif
 #include "MG_State/GLState/ProgramState/ProgramObject.h"
 #include "MG_State/GLState/TextureState/TextureObject1D.h"
 #include "MG_State/GLState/TextureState/TextureObject2D.h"
@@ -1631,13 +1629,9 @@ namespace MobileGL::MG_Backend::DirectVulkan {
         // changed a byte of it.
         bufferObject->EnsureGpuResidentStorage();
         if (imageBinding.Access != GL_READ_ONLY) {
-#if MOBILEGL_PIPE_PUSH
             // P5c ev (R2, CONTRACT-P5C §4.2): the announcement goes through the reverse
             // channel - the apply thread may not poke the client object directly.
             MG_Pipe::MGPipeAnnounceBufferGpuWritten(bufferObject);
-#else
-            bufferObject->MarkGpuWritten();
-#endif
         }
 
         BufferSlice slice{};
@@ -1884,13 +1878,9 @@ namespace MobileGL::MG_Backend::DirectVulkan {
         // results are visible without a readback path, exactly as for a capture buffer.
         bufferObject->EnsureGpuResidentStorage();
         // ... and the read that follows has to wait for this draw or dispatch to retire.
-#if MOBILEGL_PIPE_PUSH
         // P5c ev (R2, CONTRACT-P5C §4.2): through the reverse channel, not a direct poke of
         // the client object from the apply thread.
         MG_Pipe::MGPipeAnnounceBufferGpuWritten(bufferObject);
-#else
-        bufferObject->MarkGpuWritten();
-#endif
 
         BufferSlice slice{};
         if (!m_bufferManager->AcquireResidentSlice(BufferKind::ShaderStorage, bufferObject, slice) || !slice.IsValid()) {