Move text logic from jni to hwui level

bug:25865834
Change-Id: I2d8c9c9544afcb5ce1784f732aed3e54e0eda372
diff --git a/libs/hwui/Snapshot.cpp b/libs/hwui/Snapshot.cpp
index cf5e69a..d784280 100644
--- a/libs/hwui/Snapshot.cpp
+++ b/libs/hwui/Snapshot.cpp
@@ -16,7 +16,7 @@
 
 #include "Snapshot.h"
 
-#include "Canvas.h"
+#include "hwui/Canvas.h"
 
 namespace android {
 namespace uirenderer {