Add SkDEBUGFAIL to clean up use of SkASSERT(!"text");
catch a couple of latent SkASSERT("text") bugs.

http://codereview.appspot.com/5504090/



git-svn-id: http://skia.googlecode.com/svn/trunk@2926 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/src/images/SkMovie_gif.cpp b/src/images/SkMovie_gif.cpp
index 8da11c7..91d3591 100644
--- a/src/images/SkMovie_gif.cpp
+++ b/src/images/SkMovie_gif.cpp
@@ -237,7 +237,7 @@
     }
 
     if (cmap == NULL || cmap->ColorCount != (1 << cmap->BitsPerPixel)) {
-        SkASSERT(!"bad colortable setup");
+        SkDEBUGFAIL("bad colortable setup");
         return;
     }