turn off debugging printfs

src/pathops/SkPathOpsDebug.h

 /*
  * Copyright 2013 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 #ifndef SkPathOpsDebug_DEFINED
 #define SkPathOpsDebug_DEFINED
 
 #include "SkPathOps.h"
@@ skipping 46 matching lines @@
 #define DEBUG_MARK_DONE 0
 #define DEBUG_PATH_CONSTRUCTION 0
 #define DEBUG_SHOW_TEST_NAME 0
 #define DEBUG_SHOW_TEST_PROGRESS 0
 #define DEBUG_SHOW_WINDING 0
 #define DEBUG_SORT 0
 #define DEBUG_SORT_COMPACT 0
 #define DEBUG_SORT_SINGLE 0
 #define DEBUG_SWAP_TOP 0
 #define DEBUG_UNSORTABLE 0
+#define DEBUG_VALIDATE 0
 #define DEBUG_WIND_BUMP 0
 #define DEBUG_WINDING 0
 #define DEBUG_WINDING_AT_T 0
 
 #else
 
 #define DEBUG_ACTIVE_OP 1
 #define DEBUG_ACTIVE_SPANS 1
 #define DEBUG_ACTIVE_SPANS_FIRST_ONLY 0
 #define DEBUG_ACTIVE_SPANS_SHORT_FORM 1
 #define DEBUG_ADD_INTERSECTING_TS 1
 #define DEBUG_ADD_T_PAIR 1
 #define DEBUG_ANGLE 1
 #define DEBUG_AS_C_CODE 1
 #define DEBUG_ASSEMBLE 1
 #define DEBUG_CONCIDENT 1
 #define DEBUG_CROSS 0
 #define DEBUG_FLAT_QUADS 0
 #define DEBUG_FLOW 1
 #define DEBUG_MARK_DONE 1
 #define DEBUG_PATH_CONSTRUCTION 1
 #define DEBUG_SHOW_TEST_NAME 1
 #define DEBUG_SHOW_TEST_PROGRESS 1
 #define DEBUG_SHOW_WINDING 0
 #define DEBUG_SORT 1
 #define DEBUG_SORT_COMPACT 0
 #define DEBUG_SORT_SINGLE 0
 #define DEBUG_SWAP_TOP 1
 #define DEBUG_UNSORTABLE 1
+#define DEBUG_VALIDATE 1
 #define DEBUG_WIND_BUMP 0
 #define DEBUG_WINDING 1
 #define DEBUG_WINDING_AT_T 1
 
 #endif
 
 #define DEBUG_DUMP (DEBUG_ACTIVE_OP | DEBUG_ACTIVE_SPANS | DEBUG_CONCIDENT | DEBUG_SORT | \
         DEBUG_SORT_SINGLE | DEBUG_PATH_CONSTRUCTION)
 
 #if DEBUG_AS_C_CODE
@@ skipping 43 matching lines @@
     (reinterpret_cast<char* >(SkTLS::Get(PathOpsDebugCreateNameStr, PathOpsDebugDeleteNameStr)))
 extern void DebugBumpTestName(char* );
 extern void DebugShowPath(const SkPath& one, const SkPath& two, SkPathOp op, const char* name);
 #endif
 
 #ifndef DEBUG_TEST
 #define DEBUG_TEST 0
 #endif
 
 #endif