Reverting r12665 & r12666 (Remove duplicate impl for SkImageInfo flattening) due to Chromium/Blink …

tests/PixelRefTest.cpp

Index: tests/PixelRefTest.cpp
===================================================================
--- tests/PixelRefTest.cpp	(revision 12666)
+++ tests/PixelRefTest.cpp	(working copy)
@@ -51,37 +51,35 @@
 }  // namespace
 
 DEF_TEST(PixelRef_GenIDChange, r) {
-    SkImageInfo info = { 10, 10, kPMColor_SkColorType, kPremul_SkAlphaType };
+    SkMallocPixelRef pixelRef(NULL, 0, NULL);  // We don't really care about the pixels here.
 
-    SkAutoTUnref<SkPixelRef> pixelRef(SkMallocPixelRef::NewAllocate(info, 0, NULL));
-
     // Register a listener.
     int count = 0;
-    pixelRef->addGenIDChangeListener(SkNEW_ARGS(TestListener, (&count)));
+    pixelRef.addGenIDChangeListener(SkNEW_ARGS(TestListener, (&count)));
     REPORTER_ASSERT(r, 0 == count);
 
     // No one has looked at our pixelRef's generation ID, so invalidating it doesn't make sense.
     // (An SkPixelRef tree falls in the forest but there's nobody around to hear it.  Do we care?)
-    pixelRef->notifyPixelsChanged();
+    pixelRef.notifyPixelsChanged();
     REPORTER_ASSERT(r, 0 == count);
 
     // Force the generation ID to be calculated.
-    REPORTER_ASSERT(r, 0 != pixelRef->getGenerationID());
+    REPORTER_ASSERT(r, 0 != pixelRef.getGenerationID());
 
     // Our listener was dropped in the first call to notifyPixelsChanged().  This is a no-op.
-    pixelRef->notifyPixelsChanged();
+    pixelRef.notifyPixelsChanged();
     REPORTER_ASSERT(r, 0 == count);
 
     // Force the generation ID to be recalculated, then add a listener.
-    REPORTER_ASSERT(r, 0 != pixelRef->getGenerationID());
-    pixelRef->addGenIDChangeListener(SkNEW_ARGS(TestListener, (&count)));
-    pixelRef->notifyPixelsChanged();
+    REPORTER_ASSERT(r, 0 != pixelRef.getGenerationID());
+    pixelRef.addGenIDChangeListener(SkNEW_ARGS(TestListener, (&count)));
+    pixelRef.notifyPixelsChanged();
     REPORTER_ASSERT(r, 1 == count);
 
     // Quick check that NULL is safe.
-    REPORTER_ASSERT(r, 0 != pixelRef->getGenerationID());
-    pixelRef->addGenIDChangeListener(NULL);
-    pixelRef->notifyPixelsChanged();
+    REPORTER_ASSERT(r, 0 != pixelRef.getGenerationID());
+    pixelRef.addGenIDChangeListener(NULL);
+    pixelRef.notifyPixelsChanged();
 
     test_info(r);
 }