more clean-up in preparation of bigger changes

the most important change here is the renaming of
ISurfaceFlingerClient to ISurfaceComposerClient

Change-Id: I94e18b0417f50e06f21377446639c61f65f959b3
diff --git a/cmds/bootanimation/BootAnimation.cpp b/cmds/bootanimation/BootAnimation.cpp
index ac2eb0d..7a7f8ed 100644
--- a/cmds/bootanimation/BootAnimation.cpp
+++ b/cmds/bootanimation/BootAnimation.cpp
@@ -38,7 +38,7 @@
 #include <ui/EGLUtils.h>
 
 #include <surfaceflinger/ISurfaceComposer.h>
-#include <surfaceflinger/ISurfaceFlingerClient.h>
+#include <surfaceflinger/ISurfaceComposerClient.h>
 
 #include <core/SkBitmap.h>
 #include <images/SkImageDecoder.h>