hwui: remove FatVector

FatVector now lives in fw/native/libs/ui.

Test: builds, boots, works
Bug: 149096186
Change-Id: I09dc2fddd2a238ef47d7853b64b0bfbf74d3f71f
diff --git a/libs/hwui/renderthread/RenderThread.cpp b/libs/hwui/renderthread/RenderThread.cpp
index cae3e3b..206b58f 100644
--- a/libs/hwui/renderthread/RenderThread.cpp
+++ b/libs/hwui/renderthread/RenderThread.cpp
@@ -27,7 +27,6 @@
 #include "pipeline/skia/SkiaOpenGLPipeline.h"
 #include "pipeline/skia/SkiaVulkanPipeline.h"
 #include "renderstate/RenderState.h"
-#include "utils/FatVector.h"
 #include "utils/TimeUtils.h"
 #include "utils/TraceUtils.h"
 
@@ -40,6 +39,8 @@
 #include <utils/Mutex.h>
 #include <thread>
 
+#include <ui/FatVector.h>
+
 namespace android {
 namespace uirenderer {
 namespace renderthread {