[cc] Trace detailed tile info when --trace-all-rendered-frames

cc/tile_priority.h

Index: cc/tile_priority.h
diff --git a/cc/tile_priority.h b/cc/tile_priority.h
index 7672a38dcd64ad4d21e16a25271b189a771b505b..d037657193b22c8032e8cf2ab6c5da09cde08bfc 100644
--- a/cc/tile_priority.h
+++ b/cc/tile_priority.h
@@ -10,9 +10,12 @@
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "cc/picture_pile.h"
+#include "ui/gfx/quad_f.h"
 #include "ui/gfx/rect.h"
 #include "ui/gfx/size.h"
 
+#define TRACK_TILE_SCREEN_SPACE_QUADS 1
+
 namespace base {
 class Value;
 }
@@ -35,6 +38,8 @@ enum TileResolution {
   HIGH_RESOLUTION = 1,
   NON_IDEAL_RESOLUTION = 2,
 };
+scoped_ptr<base::Value> TileResolutionAsValue(
+    TileResolution resolution);
 
 struct CC_EXPORT TilePriority {
   TilePriority()
@@ -89,6 +94,14 @@ struct CC_EXPORT TilePriority {
                pending.distance_to_visible_in_pixels);
   }
 
+#ifdef TRACK_TILE_SCREEN_SPACE_QUADS

[whunt, 2013/02/01 21:09:33]

same question on #if defined

+  void set_current_screen_quad(const gfx::QuadF& q) { current_screen_quad = q; }
+#else
+  void set_current_screen_quad(const gfx::QuadF& current_screen_quad) {}
+#endif
+
+  scoped_ptr<base::Value> AsValue() const;
+
   static const double kMaxTimeToVisibleInSeconds;
   static const double kMaxDistanceInContentSpace;
 
@@ -107,6 +120,12 @@ struct CC_EXPORT TilePriority {
   TileResolution resolution;
   float time_to_visible_in_seconds;
   float distance_to_visible_in_pixels;
+
+private:
+// TODO(nduca): How do we make this suck minimally?
+#if TRACK_TILE_SCREEN_SPACE_QUADS
+  gfx::QuadF current_screen_quad;
+#endif
 };
 
 enum TileMemoryLimitPolicy {