Cleanup: Go with SkDebugf instead of GrPrintf.

src/views/SkTouchGesture.cpp

Index: src/views/SkTouchGesture.cpp
diff --git a/src/views/SkTouchGesture.cpp b/src/views/SkTouchGesture.cpp
index e6a8eaeec66ab19c607818141b1bf5196c2c0423..22c9434216bfae9fb781c7bf8d267acaf6523422 100644
--- a/src/views/SkTouchGesture.cpp
+++ b/src/views/SkTouchGesture.cpp
@@ -142,7 +142,7 @@ void SkTouchGesture::appendNewRec(void* owner, float x, float y) {
 }
 
 void SkTouchGesture::touchBegin(void* owner, float x, float y) {
-//    GrPrintf("--- %d touchBegin %p %g %g\n", fTouches.count(), owner, x, y);
+//    SkDebugf("--- %d touchBegin %p %g %g\n", fTouches.count(), owner, x, y);
 
     int index = this->findRec(owner);
     if (index >= 0) {
@@ -201,7 +201,7 @@ float SkTouchGesture::limitTotalZoom(float scale) const {
 }
 
 void SkTouchGesture::touchMoved(void* owner, float x, float y) {
-//    GrPrintf("--- %d touchMoved %p %g %g\n", fTouches.count(), owner, x, y);
+//    SkDebugf("--- %d touchMoved %p %g %g\n", fTouches.count(), owner, x, y);
 
     if (kEmpty_State == fState) {
         return;
@@ -220,7 +220,7 @@ void SkTouchGesture::touchMoved(void* owner, float x, float y) {
     // not sure how valuable this is
     if (fTouches.count() == 2) {
         if (close_enough_for_jitter(rec.fLastX, rec.fLastY, x, y)) {
-//            GrPrintf("--- drop touchMove, withing jitter tolerance %g %g\n", rec.fLastX - x, rec.fLastY - y);
+//            SkDebugf("--- drop touchMove, withing jitter tolerance %g %g\n", rec.fLastX - x, rec.fLastY - y);
             return;
         }
     }
@@ -257,7 +257,7 @@ void SkTouchGesture::touchMoved(void* owner, float x, float y) {
 }
 
 void SkTouchGesture::touchEnd(void* owner) {
-//    GrPrintf("--- %d touchEnd   %p\n", fTouches.count(), owner);
+//    SkDebugf("--- %d touchEnd   %p\n", fTouches.count(), owner);
 
     int index = this->findRec(owner);
     if (index < 0) {