Rename textual includes as *.inc.

src/utils/SkWhitelistTypefaces.cpp

Index: src/utils/SkWhitelistTypefaces.cpp
diff --git a/src/utils/SkWhitelistTypefaces.cpp b/src/utils/SkWhitelistTypefaces.cpp
index 2912fe2501788f6567d38d8fa8786827e9b44a98..ac82f7c6cbd5e03cf80d8be59633816d0ea16458 100644
--- a/src/utils/SkWhitelistTypefaces.cpp
+++ b/src/utils/SkWhitelistTypefaces.cpp
@@ -13,7 +13,7 @@
 #include "SkUtils.h"
 #include "../sfnt/SkOTUtils.h"
 
-#include "SkWhitelistChecksums.cpp"
+#include "SkWhitelistChecksums.inc"
 
 #define WHITELIST_DEBUG 0
 
@@ -216,7 +216,7 @@ bool CheckChecksums() {
     return true;
 }
 
-const char checksumFileName[] = "SkWhitelistChecksums.cpp";
+const char checksumFileName[] = "SkWhitelistChecksums.inc";
 
 const char checksumHeader[] =
 "/*"                                                                        "\n"