Rename SkMatrix::get(Min|Max)Stretch to get(Min|Max)Scale

src/core/SkBitmapProcShader.cpp

Index: src/core/SkBitmapProcShader.cpp
diff --git a/src/core/SkBitmapProcShader.cpp b/src/core/SkBitmapProcShader.cpp
index d726a46f118e960c583a30bc6fd542d6a87ec3e9..3ac26f0a1986a0c523e32c2de1c28f197d3a2c73 100644
--- a/src/core/SkBitmapProcShader.cpp
+++ b/src/core/SkBitmapProcShader.cpp
@@ -385,11 +385,11 @@ void SkBitmapProcShader::toString(SkString* str) const {
 // Note that this will return -1 if either matrix is perspective.
 static SkScalar get_combined_min_stretch(const SkMatrix& viewMatrix, const SkMatrix& localMatrix) {
     if (localMatrix.isIdentity()) {
-        return viewMatrix.getMinStretch();
+        return viewMatrix.getMinScale();
     } else {
         SkMatrix combined;
         combined.setConcat(viewMatrix, localMatrix);
-        return combined.getMinStretch();
+        return combined.getMinScale();
     }
 }