remove dead SK_SUPPORT_LEGACY_DEVICE_CLEAR code

include/core/SkDevice.h

Index: include/core/SkDevice.h
diff --git a/include/core/SkDevice.h b/include/core/SkDevice.h
index fbb53397abc4b43195445073305f6c91db9391c4..9f3ac580080590c36989f4a657040e6a79092317 100644
--- a/include/core/SkDevice.h
+++ b/include/core/SkDevice.h
@@ -161,16 +161,6 @@ protected:
      virtual void setMatrixClip(const SkMatrix&, const SkRegion&,
                                 const SkClipStack&) {};
 
-#ifdef SK_SUPPORT_LEGACY_DEVICE_CLEAR
-private:
-    /** Clears the entire device to the specified color (including alpha).
-     *  Ignores the clip.
-     *  DEPRECATED : will go away when chrome subclasses have been updated
-     */
-    virtual void clear(SkColor color);
-public:
-#endif
-
     /** These are called inside the per-device-layer loop for each draw call.
      When these are called, we have already applied any saveLayer operations,
      and are handling any looping from the paint, and any effects from the