Allow F16 color type on direct raster canvases

src/core/SkCanvas.cpp

 /*
  * Copyright 2008 The Android Open Source Project
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkBitmapDevice.h"
 #include "SkCanvas.h"
 #include "SkCanvasPriv.h"
@@ skipping 3317 matching lines @@
         case kOpaque_SkAlphaType:
             break;
         default:
             return false;
     }
 
     switch (info.colorType()) {
         case kAlpha_8_SkColorType:
         case kRGB_565_SkColorType:
         case kN32_SkColorType:
+        case kRGBA_F16_SkColorType:
             break;
         default:
             return false;
     }
 
     return true;
 }
 
 SkCanvas* SkCanvas::NewRasterDirect(const SkImageInfo& info, void* pixels, size_t rowBytes) {
     if (!supported_for_raster_canvas(info)) {
@@ skipping 47 matching lines @@
 const SkCanvas::ClipOp SkCanvas::kXOR_Op;
 const SkCanvas::ClipOp SkCanvas::kReverseDifference_Op;
 const SkCanvas::ClipOp SkCanvas::kReplace_Op;
 
 static_assert((int)SkRegion::kDifference_Op         == (int)kDifference_SkClipOp, "");
 static_assert((int)SkRegion::kIntersect_Op          == (int)kIntersect_SkClipOp, "");
 static_assert((int)SkRegion::kUnion_Op              == (int)kUnion_SkClipOp, "");
 static_assert((int)SkRegion::kXOR_Op                == (int)kXOR_SkClipOp, "");
 static_assert((int)SkRegion::kReverseDifference_Op  == (int)kReverseDifference_SkClipOp, "");
 static_assert((int)SkRegion::kReplace_Op            == (int)kReplace_SkClipOp, "");