add legacy/helper allocN32Pixels, and convert gm to use it
This is an intermediate api, but might help us quickly get to a point where
no one is creating bitmaps in a 2-step process (setConfig + alloc).
BUG=skia:
R=halcanary@google.com
Review URL: https://codereview.chromium.org/140593005
git-svn-id: http://skia.googlecode.com/svn/trunk@13182 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/gm/bleed.cpp b/gm/bleed.cpp
index 8817604..c343d84 100644
--- a/gm/bleed.cpp
+++ b/gm/bleed.cpp
@@ -24,10 +24,7 @@
static const SkPMColor kBlack = SkPreMultiplyColor(SK_ColorBLACK);
static const SkPMColor kWhite = SkPreMultiplyColor(SK_ColorWHITE);
- result->setConfig(SkBitmap::kARGB_8888_Config, width, height, 0,
- kOpaque_SkAlphaType);
- result->allocPixels();
- SkAutoLockPixels lock(*result);
+ result->allocN32Pixels(width, height, true);
SkPMColor* scanline = result->getAddr32(0, 0);
for (int x = 0; x < width; ++x) {