Remove SkPicture::hasText()

src/core/SkPictureCommon.h

 /*
  * Copyright 2015 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 // Some shared code used by both SkBigPicture and SkMiniPicture.
 //   SkTextHunter   -- SkRecord visitor that returns true when the op draws text.
 //   SkBitmapHunter -- SkRecord visitor that returns true when the op draws a bitmap or image.
 //   SkPathCounter  -- SkRecord visitor that counts paths that draw slowly on the GPU.
 
 #include "SkPathEffect.h"
 #include "SkRecords.h"
 #include "SkTLogic.h"
 
-struct SkTextHunter {
-    // Most ops never have text.  Some always do.  Subpictures know themeselves.
-    bool operator()(const SkRecords::DrawPicture& op) { return op.picture->hasText(); }
-    bool operator()(const SkRecords::DrawDrawable&) { /*TODO*/ return false; }
-
-    template <typename T>
-    SK_WHEN(T::kTags & SkRecords::kHasText_Tag, bool) operator()(const T&) { return true; }
-    template <typename T>
-    SK_WHEN(!(T::kTags & SkRecords::kHasText_Tag), bool) operator()(const T&) { return false; }
-};
-
-
 // N.B. This name is slightly historical: hunting season is now open for SkImages too.
 struct SkBitmapHunter {
     // Some ops have a paint, some have an optional paint.  Either way, get back a pointer.
     static const SkPaint* AsPtr(const SkPaint& p) { return &p; }
     static const SkPaint* AsPtr(const SkRecords::Optional<SkPaint>& p) { return p; }
 
     // Main entry for visitor:
     // If the op is a DrawPicture, recurse.
     // If the op has a bitmap or image directly, return true.
     // If the op has a paint and the paint has a bitmap, return true.
@@ skipping 103 matching lines @@
     template <typename T>
     SK_WHEN(T::kTags & SkRecords::kDraw_Tag, void) operator()(const T& op) {
         this->checkPaint(AsPtr(op.paint));
     }
 
     template <typename T>
     SK_WHEN(!(T::kTags & SkRecords::kDraw_Tag), void) operator()(const T& op) { /* do nothing */ }
 
     int fNumSlowPathsAndDashEffects;
 };