Fix SkTileImageFilter when srcRect is a superset of bitmap bounds.

src/image/SkImage.cpp

Index: src/image/SkImage.cpp
diff --git a/src/image/SkImage.cpp b/src/image/SkImage.cpp
index 32844b474fe370d936fbfa4865555c7356bbada9..b3fc6bab587dbe503fb1178946e9158aa1f166b7 100644
--- a/src/image/SkImage.cpp
+++ b/src/image/SkImage.cpp
@@ -116,7 +116,7 @@ static SkIRect compute_fast_ibounds(SkImageFilter* filter, const SkIRect& srcBou
 
 class SkRasterImageFilterProxy : public SkImageFilter::Proxy {
 public:
-    SkBaseDevice* createDevice(int width, int height) override {
+    SkBaseDevice* createDevice(int width, int height, bool tile = false) override {

[reed1, 2016/01/10 02:25:02]

I think default args on overrides are very tricky, since the "default" may not
agree w/ the base.

         return SkBitmapDevice::Create(SkImageInfo::MakeN32Premul(width, height));
     }