cc: Eliminate tile.h's dependency on tile_manager.h

cc/resources/tile_data.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 "cc/resources/tile_data.h"
+
+#include "base/memory/scoped_ptr.h"
+#include "base/values.h"
+#include "cc/debug/traced_value.h"
+#include "cc/resources/tile_priority.h"
+
+namespace cc {
+
+scoped_ptr<base::Value> RasterModeAsValue(RasterMode raster_mode) {
+  switch (raster_mode) {
+    case HIGH_QUALITY_NO_LCD_RASTER_MODE:
+      return scoped_ptr<base::Value>(
+          base::Value::CreateStringValue("HIGH_QUALITY_NO_LCD_RASTER_MODE"));
+    case HIGH_QUALITY_RASTER_MODE:
+      return scoped_ptr<base::Value>(
+          base::Value::CreateStringValue("HIGH_QUALITY_RASTER_MODE"));
+    case LOW_QUALITY_RASTER_MODE:
+      return scoped_ptr<base::Value>(
+          base::Value::CreateStringValue("LOW_QUALITY_RASTER_MODE"));
+    case NUM_RASTER_MODES:
+    default:
+      NOTREACHED() << "Unrecognized RasterMode value " << raster_mode;
+      return scoped_ptr<base::Value>(
+          base::Value::CreateStringValue("<unknown RasterMode value>"));
+  }
+}
+
+scoped_ptr<base::Value> RasterTaskMetadata::AsValue() const {
+  scoped_ptr<base::DictionaryValue> res(new base::DictionaryValue());
+  res->Set("tile_id", TracedValue::CreateIDRef(tile_id).release());
+  res->SetBoolean("is_tile_in_pending_tree_now_bin",
+                  is_tile_in_pending_tree_now_bin);
+  res->Set("resolution", TileResolutionAsValue(tile_resolution).release());
+  res->SetInteger("source_frame_number", source_frame_number);
+  return res.PassAs<base::Value>();
+}
+
+}  // namespace cc