Revert of r13836 due to Chromium cc_unittests failures

src/core/SkPicture.cpp

Index: src/core/SkPicture.cpp
===================================================================
--- src/core/SkPicture.cpp	(revision 13849)
+++ src/core/SkPicture.cpp	(working copy)
@@ -264,19 +264,6 @@
     SkASSERT(NULL == fRecord);
 }
 
-const SkPicture::OperationList& SkPicture::OperationList::InvalidList() {
-    static OperationList gInvalid;
-    return gInvalid;
-}
-
-const SkPicture::OperationList& SkPicture::EXPERIMENTAL_getActiveOps(const SkIRect& queryRect) {
-    this->endRecording();
-    if (NULL != fPlayback) {
-        return fPlayback->getActiveOps(queryRect);
-    }
-    return OperationList::InvalidList();
-}
-
 void SkPicture::draw(SkCanvas* surface, SkDrawPictureCallback* callback) {
     this->endRecording();
     if (NULL != fPlayback) {