SkRecord: outline methods that are not called O(N) times.

src/core/SkRecord.cpp

Index: src/core/SkRecord.cpp
diff --git a/src/core/SkRecord.cpp b/src/core/SkRecord.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..e2d919b777448f7f1a12839b3a514b482f7762a0
--- /dev/null
+++ b/src/core/SkRecord.cpp
@@ -0,0 +1,21 @@
+#include "SkRecord.h"
+
+SkRecord::~SkRecord() {
+    Destroyer destroyer;
+    for (unsigned i = 0; i < this->count(); i++) {
+        this->mutate<void>(i, destroyer);
+    }
+}
+
+void SkRecord::grow() {
+    SkASSERT(fCount == fReserved);
+    fReserved = SkTMax<unsigned>(kFirstReserveCount, fReserved*2);
+    fRecords.realloc(fReserved);
+    fTypes.realloc(fReserved);
+}
+
+size_t SkRecord::bytesUsed() const {
+    return fAlloc.approxBytesAllocated() +
+           fReserved * (sizeof(Record) + sizeof(Type8)) +
+           sizeof(SkRecord);
+}