remove device::clear -- no longer called

src/core/SkDevice.cpp

Index: src/core/SkDevice.cpp
diff --git a/src/core/SkDevice.cpp b/src/core/SkDevice.cpp
index 570cea45e3d7b265d8ebddc364525fa63dacdca6..f4288512485bd84c3a6f0bd47ca205f5aec46395 100644
--- a/src/core/SkDevice.cpp
+++ b/src/core/SkDevice.cpp
@@ -90,10 +90,12 @@ SkSurface* SkBaseDevice::newSurface(const SkImageInfo&, const SkSurfaceProps&) {
 
 const void* SkBaseDevice::peekPixels(SkImageInfo*, size_t*) { return NULL; }
 
+#ifdef SK_SUPPORT_LEGACY_DEVICE_CLEAR
 // DEPRECATED : remove when chrome subclass have been updated to not override clear()
 void SkBaseDevice::clear(SkColor color) {
     SkFAIL("SkDevice::clear() should not be called");
 }
+#endif
 
 void SkBaseDevice::drawDRRect(const SkDraw& draw, const SkRRect& outer,
                               const SkRRect& inner, const SkPaint& paint) {