anticipate more optimizations by renaming some files and methods

src/record/SkRecordCulling.cpp

-/*
- * Copyright 2014 Google Inc.
- *
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
-
-#include "SkRecordCulling.h"
-
-#include "SkRecords.h"
-#include "SkTDArray.h"
-
-namespace {
-
-struct Annotator {
-    unsigned index;
-    SkTDArray<SkRecords::PushCull*> pushStack;
-
-    // Do nothing to most record types.
-    template <typename T> void operator()(T*) {}
-};
-
-template <> void Annotator::operator()(SkRecords::PushCull* push) {
-    // Store the push's index for now.  We'll calculate the offset using this in the paired pop.
-    push->popOffset = index;
-    pushStack.push(push);
-}
-
-template <> void Annotator::operator()(SkRecords::PopCull* pop) {
-    SkRecords::PushCull* push = pushStack.top();
-    pushStack.pop();
-
-    SkASSERT(index > push->popOffset);          // push->popOffset holds the index of the push.
-    push->popOffset = index - push->popOffset;  // Now it's the offset between push and pop.
-}
-
-}  // namespace
-
-void SkRecordAnnotateCullingPairs(SkRecord* record) {
-    Annotator annotator;
-
-    for (annotator.index = 0; annotator.index < record->count(); annotator.index++) {
-        record->mutate(annotator.index, annotator);
-    }
-}