Change clear() to respect the clip

src/core/SkDevice.cpp

Index: src/core/SkDevice.cpp
diff --git a/src/core/SkDevice.cpp b/src/core/SkDevice.cpp
index bc6c892079622f956f00441d7b153c644974dd25..570cea45e3d7b265d8ebddc364525fa63dacdca6 100644
--- a/src/core/SkDevice.cpp
+++ b/src/core/SkDevice.cpp
@@ -90,6 +90,11 @@ SkSurface* SkBaseDevice::newSurface(const SkImageInfo&, const SkSurfaceProps&) {
 
 const void* SkBaseDevice::peekPixels(SkImageInfo*, size_t*) { return NULL; }
 
+// DEPRECATED : remove when chrome subclass have been updated to not override clear()
+void SkBaseDevice::clear(SkColor color) {
+    SkFAIL("SkDevice::clear() should not be called");
+}
+
 void SkBaseDevice::drawDRRect(const SkDraw& draw, const SkRRect& outer,
                               const SkRRect& inner, const SkPaint& paint) {
     SkPath path;