Fix no previous prototype for function error

BUG=skia:2720
R=scroggo@google.com, caryclark@google.com

Author: halcanary@google.com

Review URL: https://codereview.chromium.org/363983002

diff --git a/src/lazy/SkDiscardableMemoryPool.cpp b/src/lazy/SkDiscardableMemoryPool.cpp
index db2754e..a02f73c 100644 (file)
--- a/src/lazy/SkDiscardableMemoryPool.cpp
+++ b/src/lazy/SkDiscardableMemoryPool.cpp
@@ -7,6 +7,7 @@
 
 #include "SkDiscardableMemory.h"
 #include "SkDiscardableMemoryPool.h"
+#include "SkImageGenerator.h"
 #include "SkLazyPtr.h"
 #include "SkTInternalLList.h"
 #include "SkThread.h"