Start from scratch on a faster SkFlatDictionary.

tools/render_pictures_main.cpp

Index: tools/render_pictures_main.cpp
diff --git a/tools/render_pictures_main.cpp b/tools/render_pictures_main.cpp
index a2dff67d10971d05514337ff286cc6fb728c946e..bf828316f711422b681d0433563c3aa6d5bc4b3b 100644
--- a/tools/render_pictures_main.cpp
+++ b/tools/render_pictures_main.cpp
@@ -39,6 +39,8 @@ DEFINE_bool(validate, false, "Verify that the rendered image contains the same p
             "the picture rendered in simple mode. When used in conjunction with --bbh, results "
             "are validated against the picture rendered in the same mode, but without the bbh.");
 
+DEFINE_bool(bench_record, false, "If true, drop into an infinite loop of recording the picture.");
+
 static void make_output_filepath(SkString* path, const SkString& dir,
                                  const SkString& name) {
     sk_tools::make_filepath(path, dir, name);
@@ -163,6 +165,13 @@ static bool render_picture(const SkString& inputPath, const SkString* outputDir,
         return false;
     }
 
+    while (FLAGS_bench_record) {
+        const int kRecordFlags = 0;
+        SkPicture other;
+        picture->draw(other.beginRecording(picture->width(), picture->height(), kRecordFlags));
+        other.endRecording();
+    }
+
     for (int i = 0; i < FLAGS_clone; ++i) {
         SkPicture* clone = picture->clone();
         SkDELETE(picture);