Move cc/debug/latency_info to ui/base.

ui/base/latency_info.h

Index: ui/base/latency_info.h
diff --git a/cc/debug/latency_info.h b/ui/base/latency_info.h
similarity index 65%
rename from cc/debug/latency_info.h
rename to ui/base/latency_info.h
index e967caf345f4f384fac33a52bbeab3e7421e952d..718fbb405fe92588ac21c5ae19c2f7c47ae9a280 100644
--- a/cc/debug/latency_info.h
+++ b/ui/base/latency_info.h
@@ -2,27 +2,23 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef CC_DEBUG_LATENCY_INFO_H_
-#define CC_DEBUG_LATENCY_INFO_H_
+#ifndef UI_BASE_LATENCY_INFO_H_
+#define UI_BASE_LATENCY_INFO_H_
 
 #include <map>
 #include <utility>
 
 #include "base/basictypes.h"
 #include "base/time.h"
-#include "cc/base/cc_export.h"
+#include "ui/base/ui_export.h"
 
-namespace cc {
+namespace ui {
 
 enum LatencyComponentType {
-  kRendererMainThread,
-  kRendererImplThread,
-  kBrowserMainThread,
-  kBrowserImplThread,
-  kInputEvent,
+  INPUT_EVENT_LATENCY_COMPONENT,
 };
 
-struct CC_EXPORT LatencyInfo {
+struct UI_EXPORT LatencyInfo {
   struct LatencyComponent {
     // Nondecreasing number that can be used to determine what events happened
     // in the component at the time this struct was sent on to the next
@@ -39,28 +35,36 @@ struct CC_EXPORT LatencyInfo {
   typedef std::map<std::pair<LatencyComponentType, int64>, LatencyComponent>
       LatencyMap;
 
-  LatencyMap latency_components;
-
-  // This represents the final time that a frame is displayed it.
-  base::TimeTicks swap_timestamp;
-
   LatencyInfo();
 
   ~LatencyInfo();
 
+  // Merges the contents of another LatencyInfo into this one.
   void MergeWith(const LatencyInfo& other);
 
-  void AddLatencyNumber(LatencyComponentType component, int64 id,
+  // Modifies the current sequence number for a component, and adds a new
+  // sequence number with the current timestamp.
+  void AddLatencyNumber(LatencyComponentType component,
+                        int64 id,
                         int64 component_sequence_number);
+
+  // Modifies the current sequence number and adds a certain number of events
+  // for a specific component.
   void AddLatencyNumberWithTimestamp(LatencyComponentType component,
-                                     int64 id, int64 component_sequence_number,
+                                     int64 id,
+                                     int64 component_sequence_number,
                                      base::TimeTicks time,
                                      uint32 event_count);
 
   void Clear();
+
+  LatencyMap latency_components;
+
+  // This represents the final time that a frame is displayed it.
+  base::TimeTicks swap_timestamp;
 };
 
-}  // namespace cc
+}  // namespace ui
 
-#endif  // CC_DEBUG_LATENCY_INFO_H_
+#endif  // UI_BASE_LATENCY_INFO_H_