From 109a23d64ff9cf210e6b0aa8940b4fcea3f05a97 Mon Sep 17 00:00:00 2001
From: fmalita <fmalita@chromium.org>
Date: Mon, 15 Jun 2015 13:15:31 -0700
Subject: Remove the SkCanvas comment API

No longer used in Chromium/Blink.

R=reed@google.com,robertphillips@google.com,mtklein@google.com

Review URL: https://codereview.chromium.org/1153593003
---
 include/core/SkCanvas.h      | 36 ------------------------------------
 include/core/SkPicture.h     |  3 +++
 include/utils/SkDumpCanvas.h |  8 --------
 include/utils/SkNWayCanvas.h |  4 ----
 4 files changed, 3 insertions(+), 48 deletions(-)

(limited to 'include')

diff --git a/include/core/SkCanvas.h b/include/core/SkCanvas.h
index 8a71f1d0bb..cfeaa5f1d1 100644
--- a/include/core/SkCanvas.h
+++ b/include/core/SkCanvas.h
@@ -1033,20 +1033,6 @@ public:
      */
     void drawDrawable(SkDrawable* drawable);
 
-    /** Add comments. beginCommentGroup/endCommentGroup open/close a new group.
-        Each comment added via addComment is notionally attached to its
-        enclosing group. Top-level comments simply belong to no group.
-     */
-    virtual void beginCommentGroup(const char* /*description*/) {
-        // do nothing. Subclasses may do something
-    }
-    virtual void addComment(const char* /*kywd*/, const char* /*value*/) {
-        // do nothing. Subclasses may do something
-    }
-    virtual void endCommentGroup() {
-        // do nothing. Subclasses may do something
-    }
-
     //////////////////////////////////////////////////////////////////////////
 
     /** Get the current filter object. The filter's reference count is not
@@ -1425,28 +1411,6 @@ private:
 };
 #define SkAutoCanvasRestore(...) SK_REQUIRE_LOCAL_VAR(SkAutoCanvasRestore)
 
-/** Stack helper class to automatically open and close a comment block
- */
-class SkAutoCommentBlock : SkNoncopyable {
-public:
-    SkAutoCommentBlock(SkCanvas* canvas, const char* description) {
-        fCanvas = canvas;
-        if (fCanvas) {
-            fCanvas->beginCommentGroup(description);
-        }
-    }
-
-    ~SkAutoCommentBlock() {
-        if (fCanvas) {
-            fCanvas->endCommentGroup();
-        }
-    }
-
-private:
-    SkCanvas* fCanvas;
-};
-#define SkAutoCommentBlock(...) SK_REQUIRE_LOCAL_VAR(SkAutoCommentBlock)
-
 /**
  *  If the caller wants read-only access to the pixels in a canvas, it can just
  *  call canvas->peekPixels(), since that is the fastest way to "peek" at the
diff --git a/include/core/SkPicture.h b/include/core/SkPicture.h
index 30e410cca3..473c6b7c1e 100644
--- a/include/core/SkPicture.h
+++ b/include/core/SkPicture.h
@@ -179,6 +179,9 @@ private:
     static_assert(MIN_PICTURE_VERSION <= 41,
                   "Remove kFontFileName and related code from SkFontDescriptor.cpp.");
 
+    static_assert(MIN_PICTURE_VERSION <= 42,
+                  "Remove COMMENT API handlers from SkPicturePlayback.cpp");
+
     static bool IsValidPictInfo(const SkPictInfo& info);
     static SkPicture* Forwardport(const SkPictInfo&, const SkPictureData*);
 
diff --git a/include/utils/SkDumpCanvas.h b/include/utils/SkDumpCanvas.h
index cd94501a02..cbae148a16 100644
--- a/include/utils/SkDumpCanvas.h
+++ b/include/utils/SkDumpCanvas.h
@@ -49,10 +49,6 @@ public:
         kDrawPatch_Verb,
         kDrawData_Verb, // obsolete
 
-        kBeginCommentGroup_Verb,
-        kAddComment_Verb,
-        kEndCommentGroup_Verb,
-
         kCull_Verb
     };
 
@@ -75,10 +71,6 @@ public:
 
     int getNestLevel() const { return fNestLevel; }
 
-    void beginCommentGroup(const char* description) override;
-    void addComment(const char* kywd, const char* value) override;
-    void endCommentGroup() override;
-
 protected:
     void willSave() override;
     SaveLayerStrategy willSaveLayer(const SkRect*, const SkPaint*, SaveFlags) override;
diff --git a/include/utils/SkNWayCanvas.h b/include/utils/SkNWayCanvas.h
index 85cd90d899..f478e1a1b6 100644
--- a/include/utils/SkNWayCanvas.h
+++ b/include/utils/SkNWayCanvas.h
@@ -25,10 +25,6 @@ public:
 
     SkDrawFilter* setDrawFilter(SkDrawFilter*) override;
 
-    void beginCommentGroup(const char* description) override;
-    void addComment(const char* kywd, const char* value) override;
-    void endCommentGroup() override;
-
 protected:
     SkTDArray<SkCanvas*> fList;
 
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