resources: orgainize directory.

Should make it easier to ask just for images.

Change-Id: If821743dc924c4bfbc6b2b2d29b14affde7b3afd
Reviewed-on: https://skia-review.googlesource.com/82684
Commit-Queue: Hal Canary <halcanary@google.com>
Reviewed-by: Leon Scroggins <scroggo@google.com>
diff --git a/samplecode/SampleLua.cpp b/samplecode/SampleLua.cpp
index 99c5525..848a942 100644
--- a/samplecode/SampleLua.cpp
+++ b/samplecode/SampleLua.cpp
@@ -18,8 +18,8 @@
 #include "lauxlib.h"
 }
 
-//#define LUA_FILENAME    "test.lua"
-#define LUA_FILENAME    "slides.lua"
+//#define LUA_FILENAME    "lua/test.lua"
+#define LUA_FILENAME    "lua/slides.lua"
 
 static const char gDrawName[] = "onDrawContent";
 static const char gClickName[] = "onClickHandler";
@@ -44,7 +44,7 @@
     ~LuaView() override { delete fLua; }
 
     void setImageFilename(lua_State* L) {
-        SkString str = GetResourcePath("mandrill_256.png");
+        SkString str = GetResourcePath("images/mandrill_256.png");
 
         lua_getglobal(L, "setImageFilename");
         if (lua_isfunction(L, -1)) {