Move Canvas

Change-Id: I83d557af30fc2d5c69d06eedc0f4d52ac41c4210
diff --git a/libs/hwui/Android.common.mk b/libs/hwui/Android.common.mk
index b044e02..59a47de7 100644
--- a/libs/hwui/Android.common.mk
+++ b/libs/hwui/Android.common.mk
@@ -52,6 +52,7 @@
     RenderState.cpp \
     ResourceCache.cpp \
     ShadowTessellator.cpp \
+    SkiaCanvas.cpp \
     SkiaShader.cpp \
     Snapshot.cpp \
     SpotShadow.cpp \