speculative fix for chrome roll

Bug: skia:
Change-Id: Ib1d7d0839093a4ced89f591bc329bbd3adc635f8
Reviewed-on: https://skia-review.googlesource.com/20768
Reviewed-by: Mike Reed <reed@google.com>
Commit-Queue: Mike Reed <reed@google.com>
diff --git a/src/shaders/SkImageShader.cpp b/src/shaders/SkImageShader.cpp
index a197812..d463ca0 100644
--- a/src/shaders/SkImageShader.cpp
+++ b/src/shaders/SkImageShader.cpp
@@ -28,7 +28,8 @@
     // for transforming to clamp.
     return tm;
 #else
-    return dimension == 1 ? SkShader::kClamp_TileMode : tm;
+//    return dimension == 1 ? SkShader::kClamp_TileMode : tm;
+    return tm;  // does this fix chrome?
 #endif
 }