Revert of Revert of Revert of Change device creation to see the (optional) layer-paint

src/core/SkDevice.cpp

Index: src/core/SkDevice.cpp
diff --git a/src/core/SkDevice.cpp b/src/core/SkDevice.cpp
index d76a1808628418246f183b51e6bd59b2acf4948e..a77e54c2ffd39f6755e40502f542bcb744add1a1 100644
--- a/src/core/SkDevice.cpp
+++ b/src/core/SkDevice.cpp
@@ -64,15 +64,18 @@
 }
 
 SkPixelGeometry SkBaseDevice::CreateInfo::AdjustGeometry(const SkImageInfo& info,
-                                                         TileUsage tileUsage,
+                                                         Usage usage,
                                                          SkPixelGeometry geo) {
-    switch (tileUsage) {
-        case kPossible_TileUsage:
-            break;
-        case kNever_TileUsage:
+    switch (usage) {
+        case kGeneral_Usage:
+            break;
+        case kSaveLayer_Usage:
             if (info.alphaType() != kOpaque_SkAlphaType) {
                 geo = kUnknown_SkPixelGeometry;
             }
+            break;
+        case kImageFilter_Usage:
+            geo = kUnknown_SkPixelGeometry;
             break;
     }
     return geo;
@@ -83,7 +86,7 @@
     // anyway to document logically what is going on.
     //
     fLeakyProperties->setPixelGeometry(CreateInfo::AdjustGeometry(this->imageInfo(),
-                                                                  kPossible_TileUsage,
+                                                                  kGeneral_Usage,
                                                                   geo));
 }