remove SK_SCALAR_IS_[FLOAT,FIXED] and assume floats

src/core/SkScan.cpp

Index: src/core/SkScan.cpp
diff --git a/src/core/SkScan.cpp b/src/core/SkScan.cpp
index 44968bd9ec0feb90f7a50199ad4aeebe6513fd7c..b21dd6bf9c6822f4b03abcb17d66a8fd780a4a0b 100644
--- a/src/core/SkScan.cpp
+++ b/src/core/SkScan.cpp
@@ -53,8 +53,6 @@ void SkScan::FillXRect(const SkXRect& xr, const SkRegion* clip,
     SkScan::FillIRect(r, clip, blitter);
 }
 
-#ifdef SK_SCALAR_IS_FLOAT
-
 void SkScan::FillRect(const SkRect& r, const SkRegion* clip,
                        SkBlitter* blitter) {
     SkIRect ir;
@@ -63,8 +61,6 @@ void SkScan::FillRect(const SkRect& r, const SkRegion* clip,
     SkScan::FillIRect(ir, clip, blitter);
 }
 
-#endif
-
 ///////////////////////////////////////////////////////////////////////////////
 
 void SkScan::FillIRect(const SkIRect& r, const SkRasterClip& clip,
@@ -97,8 +93,6 @@ void SkScan::FillXRect(const SkXRect& xr, const SkRasterClip& clip,
     FillXRect(xr, &wrapper.getRgn(), wrapper.getBlitter());
 }
 
-#ifdef SK_SCALAR_IS_FLOAT
-
 void SkScan::FillRect(const SkRect& r, const SkRasterClip& clip,
                       SkBlitter* blitter) {
     if (clip.isEmpty() || r.isEmpty()) {
@@ -113,5 +107,3 @@ void SkScan::FillRect(const SkRect& r, const SkRasterClip& clip,
     SkAAClipBlitterWrapper wrapper(clip, blitter);
     FillRect(r, &wrapper.getRgn(), wrapper.getBlitter());
 }
-
-#endif