Fix Linux meson build

Wrap Android specifics with VK_USE_PLATFORM_ANDROID_KHR.

Change-Id: I8e930a20f46f8909cc114a8f2d60eb5bc1c05f9a
diff --git a/system/vulkan_enc/ResourceTracker.cpp b/system/vulkan_enc/ResourceTracker.cpp
index a710f2a..e7548c2 100644
--- a/system/vulkan_enc/ResourceTracker.cpp
+++ b/system/vulkan_enc/ResourceTracker.cpp
@@ -4003,6 +4003,7 @@
         bool isImport = importAhb || importBufferCollection ||
                         importBufferCollectionX || importVmo;
 
+#if defined(VK_USE_PLATFORM_ANDROID_KHR)
         if (exportAhb) {
             bool hasDedicatedImage = dedicatedAllocInfoPtr &&
                 (dedicatedAllocInfoPtr->image != VK_NULL_HANDLE);
@@ -4087,7 +4088,7 @@
                 vk_append_struct(&structChainIter, &importCbInfo);
             }
         }
-
+#endif
         zx_handle_t vmo_handle = ZX_HANDLE_INVALID;
 
 #ifdef VK_USE_PLATFORM_FUCHSIA