ntp_tiles: Cleanup enum names

components/ntp_tiles/metrics.h

Index: components/ntp_tiles/metrics.h
diff --git a/components/ntp_tiles/metrics.h b/components/ntp_tiles/metrics.h
index 009c4942b8be62d4b58e6d3aff742e6ad66a26f2..32b30e5296678c28aadf4305f36b0ac1ac85b169 100644
--- a/components/ntp_tiles/metrics.h
+++ b/components/ntp_tiles/metrics.h
@@ -20,12 +20,11 @@ namespace metrics {
 
 // The visual type of a most visited tile.
 //
-// These values must stay in sync with the MostVisitedTileType enum
-// in histograms.xml.
+// These values must stay in sync with the NTPTileType enum in histograms.xml.
 //
 // A Java counterpart will be generated for this enum.
 // GENERATED_JAVA_ENUM_PACKAGE: org.chromium.chrome.browser.ntp
-enum MostVisitedTileType {
+enum NTPTileType {
   // The icon or thumbnail hasn't loaded yet.
   NONE,
   // The item displays a site's actual favicon or touch icon.
@@ -45,13 +44,11 @@ enum MostVisitedTileType {
 };
 
 struct TileImpression {
-  TileImpression(NTPTileSource source,
-                 MostVisitedTileType type,
-                 const GURL& url)
+  TileImpression(NTPTileSource source, NTPTileType type, const GURL& url)
       : source(source), type(type), url(url) {}
 
   NTPTileSource source;
-  MostVisitedTileType type;
+  NTPTileType type;
   GURL url;
 };
 
@@ -62,9 +59,7 @@ void RecordPageImpression(const std::vector<TileImpression>& tiles,
                           rappor::RapporService* rappor_service);
 
 // Records a click on a tile.
-void RecordTileClick(int index,
-                     NTPTileSource source,
-                     MostVisitedTileType tile_type);
+void RecordTileClick(int index, NTPTileSource source, NTPTileType tile_type);
 
 }  // namespace metrics
 }  // namespace ntp_tiles