Revert of SkCanvas::drawImage is the new way for drawing an SkImage to a Canvas (patchset #9 id:160001 of https://codereview.chromium.org/583453002/)

Reason for revert:
Broke ChromiumOS Ozone builder: http://build.chromium.org/p/chromium.chromiumos/builders/Linux%20ChromiumOS%20Ozone%20Builder/builds/4087/steps/compile/logs/stdio

Reverting to unblock DEPS roll.

Original issue's description:
> SkCanvas::drawImage is the new way for drawing a SkImage to a Canvas
>
> BUG=skia:2947
>
> Committed: https://skia.googlesource.com/skia/+/432789972c1e1f8a66165c75a250dba1853efa08

R=junov@chromium.org, reed@google.com, bsalomon@google.com, piotaixr@chromium.org
TBR=bsalomon@google.com, junov@chromium.org, piotaixr@chromium.org, reed@google.com
NOTREECHECKS=true
NOTRY=true
BUG=skia:2947

Author: borenet@google.com

Review URL: https://codereview.chromium.org/598133002
diff --git a/tests/CachedDecodingPixelRefTest.cpp b/tests/CachedDecodingPixelRefTest.cpp
index b3eb532..92e9d78 100644
--- a/tests/CachedDecodingPixelRefTest.cpp
+++ b/tests/CachedDecodingPixelRefTest.cpp
@@ -350,7 +350,7 @@
         SkCanvas canvas(bitmap);
         const SkColor kDefaultColor = 0xffabcdef;
         canvas.clear(kDefaultColor);
-        canvas.drawImage(image, 0, 0, NULL);
+        image->draw(&canvas, 0, 0, NULL);
         if (TestImageGenerator::kSucceedGetPixels_TestType == test) {
             REPORTER_ASSERT(
                     r, TestImageGenerator::Color() == *bitmap.getAddr32(0, 0));