[Docs] (MG_Backend/Record, MG_IntegrationTest/Scenarios): cite symbols the split left past their files' ends

MobileGL/MG_Backend/Record/StagedTextureStore.h

@@ -14,7 +14,7 @@
 // the accumulation and the serial. Espryt then re-reads the client's MipmapStorage at sync
 // time (Managers.cpp:6940, :7129, :7198, :7315), reads per-level shape off the client object
 // (:6928, :6936, :7314, :7332, DirectGLES.cpp:8502-8507, :8528-8529), and Magma WRITES the
-// client's level storage outright (VulkanRenderer.cpp:1562-1609: AllocateStorage +
+// client's level storage outright (VulkanRenderer's AllocateStorage +
 // MarkStorageDirty). In monolith every one of those is correct - the bytes belong to a
 // frontend object that outlives the call. Under split the pointer names SEG_STAGE, valid
 // only until retiredSeq passes the record, and w1's MOBILEGL_IPC_AUDIT=1 fills retired

MobileGL/MG_IntegrationTest/Scenarios/OrientationScenario.cpp

@@ -414,8 +414,8 @@ void main() {
         // ------------------------------------------------------------------ sub-rect / M-1 ----
         //
         // Everything above reads the FULL extent of its target, which is the one case
-        // DirectVulkan's default-framebuffer readback ever re-oriented: the remap at
-        // VulkanRenderer.cpp:2042 had no rect parameters at all, so :8278 gated it on
+        // DirectVulkan's default-framebuffer readback ever re-oriented: the remap
+        // (RemapDefaultFramebufferReadback) had no rect parameters at all, so its caller gated it on
         // `width == swapchainExtent.width && height == swapchainExtent.height` and fell back to a
         // raw copy otherwise. Meanwhile the viewport (:422), the scissor (:506-546) and the
         // ReadPixels copy offset (:8238) all used the GL bottom-origin Y verbatim as a Vulkan