Revert "Change clear() to respect the clip"

src/core/SkCanvas.cpp

Index: src/core/SkCanvas.cpp
diff --git a/src/core/SkCanvas.cpp b/src/core/SkCanvas.cpp
index a6f263f517dd387510638b00d7bba207e93cda4e..25d15b450c09836f11e2cd495fd22668aaa32fca 100644
--- a/src/core/SkCanvas.cpp
+++ b/src/core/SkCanvas.cpp
@@ -1706,6 +1706,14 @@ void SkCanvas::drawDRRect(const SkRRect& outer, const SkRRect& inner,
 //  These are the virtual drawing methods
 //////////////////////////////////////////////////////////////////////////////
 
+void SkCanvas::clear(SkColor color) {
+    SkDrawIter  iter(this);
+    this->predrawNotify();
+    while (iter.next()) {
+        iter.fDevice->clear(color);
+    }
+}
+
 void SkCanvas::onDiscard() {
     if (fSurfaceBase) {
         fSurfaceBase->aboutToDraw(SkSurface::kDiscard_ContentChangeMode);