[Refactor] (P13 W5 S3): transport-only hooks get no-op twins where the record arm calls them, and their guards return to the transport.

MobileGL/MG_Backend/DirectGLES/BackendObject_DirectGLES.cpp

@@ -962,7 +962,7 @@ namespace MobileGL::MG_Backend::DirectGLES {
     }
 
     Bool BackendObject_DirectGLES::LatchIfGpuFaulted() {
-#if MOBILEGL_BUILD_RECORD_ARM
+#if MOBILEGL_BUILD_DISAGGREGATED
         return LatchIfGuiltyBeforeApply();
 #else
         return false;

MobileGL/MG_Backend/DirectVulkan/Renderer/VulkanRenderer.cpp

@@ -1687,7 +1687,7 @@ void main() {
             return true;
         }
 
-#if MOBILEGL_BUILD_DISAGGREGATED
+#if MOBILEGL_BUILD_RECORD_ARM
         // P5c (T5 / tx): the split arm of EnsureGenerateMipmapStorageAllocated. Under an active
         // transport the apply thread may not WRITE the client's level storage - AllocateStorage
         // and MarkStorageDirty on a frontend TextureObjectMipmap are §6 layer-1 surfaces

MobileGL/MG_Backend/MGPipe/PipeInputs.h

@@ -1006,6 +1006,8 @@ namespace MobileGL::MG_Pipe {
     // inline that no caller in such a build ever has a reason to call twice - the disaggregated
     // arm above is the real one.
     inline PipeInputs& MGPipeClientInputs() { return gPipeInputs; }
+    // P13 W5: one block, no client-role stamp to withdraw.
+    inline void MGPipeClientClearVerbBoundary() {}
 #endif
 
     // Every field has storage or is forwarded, and nothing else.

MobileGL/MG_Impl/Pipe/PipeFill.cpp

@@ -352,6 +352,10 @@ namespace MobileGL::MG_Pipe {
     namespace {
         GLContext* LiveContext() { return MG_State::pGLContext.get(); }
 
+#if !MOBILEGL_BUILD_DISAGGREGATED
+        // P13 W5: no transport, no run-ahead client.
+        Bool ClientRunsAhead() { return false; }
+#endif
 #if MOBILEGL_BUILD_DISAGGREGATED
         // ---- P5e (ra): the fill decision (CONTRACT-P5E §3.1) -----------------------------
         //
@@ -3618,7 +3622,7 @@ namespace MobileGL::MG_Pipe {
             }
 #endif
             MGPipeCsoCacheInstance().Reset();
-#if MOBILEGL_BUILD_RECORD_ARM
+#if MOBILEGL_BUILD_DISAGGREGATED
             if (!resetCrossed)
 #endif
                 MGPipeApplierReset();

MobileGL/MG_Impl/Pipe/SamplerEmit.h

@@ -220,7 +220,7 @@ namespace MobileGL::MG_Pipe {
     // tokens are minted once and never reused (EGLState::CreateContext), which is what makes them
     // usable as an identity; 0 is "no EGL context", the server's "no context" applier.
     inline Uint64 MGPipeCurrentShareGroupToken() {
-#if MOBILEGL_BUILD_RECORD_ARM
+#if MOBILEGL_BUILD_DISAGGREGATED
         Uint64 bound = 0;
         if (MG_Impl::EGLImpl::StreamBoundShareGroupToken(&bound)) return bound;
 #endif

MobileGL/MG_Pipe/PipeApply.cpp

@@ -1495,7 +1495,7 @@ namespace MobileGL::MG_Pipe {
             return true;
         }
 
-#if MOBILEGL_BUILD_DISAGGREGATED
+#if MOBILEGL_BUILD_RECORD_ARM
         // Texture records can have a server consumer without the buffer ops table (Magma).
         // Their staged bytes still belong to the server before SEG_STAGE retires. Keep the
         // existing backend hooks authoritative when present, and use this fallback otherwise.

MobileGL/MG_Pipe/PipeSessionFail.h

@@ -173,6 +173,9 @@ namespace MobileGL::MG_Pipe {
     // presents, included. Asked only for a session with a context bound; asks the environment /
     // property at most every 100 ms per thread.
     bool MGPipeDebugSessionLossDue(unsigned clientPid);
+#else
+    // P13 W5: the device-loss knobs end a SESSION; a library without a transport has none to end.
+    inline bool MGPipeDebugDeviceLossDue() { return false; }
 #endif
 
 } // namespace MobileGL::MG_Pipe