add Method param to drawTextOnPath, supporting SVG spec

src/core/SkDevice.cpp

 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkDevice.h"
 #include "SkDeviceProperties.h"
 #include "SkDraw.h"
@@ skipping 274 matching lines @@
                 break;
             default:
                 SkDEBUGFAIL("unknown verb");
                 break;
         }
     }
 }
 
 void SkBaseDevice::drawTextOnPath(const SkDraw& draw, const void* text, size_t byteLength,
                                   const SkPath& follow, const SkMatrix* matrix,
-                                  const SkPaint& paint) {
+                                  SK_SUPPORT_LEGACY_DRAWTEXTONPATH_PARAM const SkPaint& paint) {
     SkASSERT(byteLength == 0 || text != NULL);
     
     // nothing to draw
     if (text == NULL || byteLength == 0 || draw.fRC->isEmpty()) {
         return;
     }
     
     SkTextToPathIter    iter((const char*)text, byteLength, paint, true);
     SkPathMeasure       meas(follow, false);
     SkScalar            hOffset = 0;
@@ skipping 42 matching lines @@
     if (kUnknown_SkPixelGeometry == fLeakyProperties->pixelGeometry()
         || this->onShouldDisableLCD(paint)) {
 
         flags &= ~SkPaint::kLCDRenderText_Flag;
         flags |= SkPaint::kGenA8FromLCD_Flag;
     }
 
     return flags;
 }