cc: Add UMA stats for record and raster time.

cc/resources/picture_pile_unittest.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include <map>
 #include <utility>
 
 #include "cc/resources/picture_pile.h"
 #include "cc/test/fake_content_layer_client.h"
 #include "cc/test/fake_picture_pile.h"
@@ skipping 22 matching lines @@
     Region invalidation;
     gfx::Rect viewport_rect(tiling_size);
     UpdateAndExpandInvalidation(&invalidation, tiling_size, viewport_rect);
   }
 
   gfx::Size tiling_size() const { return pile_.GetSize(); }
   gfx::Rect tiling_rect() const { return gfx::Rect(pile_.GetSize()); }
 
   bool UpdateAndExpandInvalidation(Region* invalidation,
                                    const gfx::Size& layer_size,
+                                   const gfx::Rect& visible_layer_rect,
+                                   int* recorded_area) {
+    frame_number_++;
+    return pile_.UpdateAndExpandInvalidation(
+        &client_, invalidation, layer_size, visible_layer_rect, frame_number_,
+        RecordingSource::RECORD_NORMALLY, recorded_area);
+  }
+
+  bool UpdateAndExpandInvalidation(Region* invalidation,
+                                   const gfx::Size& layer_size,
                                    const gfx::Rect& visible_layer_rect) {
-    frame_number_++;
-    return pile_.UpdateAndExpandInvalidation(&client_, invalidation, layer_size,
-                                             visible_layer_rect, frame_number_,
-                                             RecordingSource::RECORD_NORMALLY);
+    return UpdateAndExpandInvalidation(invalidation, layer_size,
+                                       visible_layer_rect, nullptr);
   }
 
   bool UpdateWholePile() {
     Region invalidation = tiling_rect();
     bool result = UpdateAndExpandInvalidation(&invalidation, tiling_size(),
                                               tiling_rect());
     EXPECT_EQ(tiling_rect().ToString(), invalidation.ToString());
     return result;
   }
 
@@ skipping 1278 matching lines @@
   EXPECT_TRUE(pile_.HasRecordings());
   pile_.SetEmptyBounds();
   EXPECT_FALSE(pile_.is_solid_color());
   EXPECT_TRUE(pile_.GetSize().IsEmpty());
   EXPECT_TRUE(pile_.picture_map().empty());
   EXPECT_FALSE(pile_.HasRecordings());
 }
 
 }  // namespace
 }  // namespace cc