Revert of SkCanvas::clear() should call down to devices even when the clip is empty.

tests/CanvasTest.cpp

Index: tests/CanvasTest.cpp
diff --git a/tests/CanvasTest.cpp b/tests/CanvasTest.cpp
index 58be9dadb2cfa1f8f5bf8cbf992dd05d39656d79..5437d5b2da96a0463041574b8772c664468a275c 100644
--- a/tests/CanvasTest.cpp
+++ b/tests/CanvasTest.cpp
@@ -795,17 +795,3 @@
 
     test_newraster(reporter);
 }
-
-// Make sure SkCanvas passes clear() calls down to its devices even when they're clipped out.
-DEF_TEST(Canvas_clear, reporter) {
-    SkBitmap bm;
-    bm.allocN32Pixels(1,1);
-
-    SkCanvas canvas(bm);
-    canvas.clear(SK_ColorRED);
-    REPORTER_ASSERT(reporter, SK_ColorRED == bm.getColor(0,0));
-
-    canvas.clipRect(SkRect::MakeEmpty());
-    canvas.clear(SK_ColorGREEN);
-    REPORTER_ASSERT(reporter, SK_ColorGREEN == bm.getColor(0,0));
-}