IWYU for test files starting with 'B'.

Found reproduction of iwyu issue #486, fixed at
https://github.com/include-what-you-use/include-what-you-use/pull/522

Change-Id: Ic77a1a0c3b02b7853517c7fc4d98d92b29c2b0eb
Reviewed-on: https://skia-review.googlesource.com/113214
Reviewed-by: Herb Derby <herb@google.com>
Commit-Queue: Ben Wagner <bungeman@google.com>
diff --git a/tests/BadIcoTest.cpp b/tests/BadIcoTest.cpp
index 21343a2..e549b86 100644
--- a/tests/BadIcoTest.cpp
+++ b/tests/BadIcoTest.cpp
@@ -6,13 +6,16 @@
  */
 
 #include "Resources.h"
-#include "Test.h"
-
 #include "SkBitmap.h"
 #include "SkCodec.h"
-#include "SkOSFile.h"
 #include "SkOSPath.h"
 #include "SkStream.h"
+#include "SkString.h"
+#include "SkTypes.h"
+#include "Test.h"
+
+#include <memory>
+#include <utility>
 
 DEF_TEST(BadImage, reporter) {
     const char* const badImages [] = {