Staged removal of SkPicture-derived classes

This CL removes the SkPicture-derived classes (with a flag to keeps clients working). In the process it also lightens the recording factory function so it is no longer ref counted).

The only interesting bits are in SkPicture* and Sk*Picture.*

R=reed@google.com

Author: robertphillips@google.com

Review URL: https://codereview.chromium.org/238273012

git-svn-id: http://skia.googlecode.com/svn/trunk@14251 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/tools/skpmaker.cpp b/tools/skpmaker.cpp
index 740d522..0d46d04 100644
--- a/tools/skpmaker.cpp
+++ b/tools/skpmaker.cpp
@@ -27,7 +27,7 @@
 static void skpmaker(int width, int height, int border, SkColor color,
                      const char *writePath) {
     SkPictureRecorder recorder;
-    SkCanvas* canvas = recorder.beginRecording(width, height);
+    SkCanvas* canvas = recorder.beginRecording(width, height, NULL, 0);
     SkPaint paint;
     paint.setStyle(SkPaint::kFill_Style);
     paint.setColor(SK_ColorBLACK);