1 files changed, 39 insertions, 0 deletions
diff --git a/chrome/browser/download/download_util.h b/chrome/browser/download/download_util.h
index 8edf1ea..170b05c 100644
--- a/chrome/browser/download/download_util.h
+++ b/chrome/browser/download/download_util.h
@@ -118,6 +118,45 @@ enum PaintDownloadProgressSize {
   BIG
 };
 
+// We keep a count of how often various events occur in the
+// histogram "Download.Counts".
+enum DownloadCountTypes {
+  // The download was initiated by navigating to a URL (e.g. by user
+  // click).
+  INITIATED_BY_NAVIGATION_COUNT = 0,
+
+  // The download was initiated by invoking a context menu within a page.
+  INITIATED_BY_CONTEXT_MENU_COUNT,
+
+  // The download was initiated when the SavePackage system rejected
+  // a Save Page As ... by returning false from
+  // SavePackage::IsSaveableContents().
+  INITIATED_BY_SAVE_PACKAGE_FAILURE_COUNT,
+
+  // The download was initiated by a drag and drop from a drag-and-drop
+  // enabled web application.
+  INITIATED_BY_DRAG_N_DROP_COUNT,
+
+  // The download was initiated by explicit RPC from the renderer process
+  // (e.g. by Alt-click).
+  INITIATED_BY_RENDERER_COUNT,
+
+  // Downloads that made it to DownloadResourceHandler -- all of the
+  // above minus those blocked by DownloadThrottlingResourceHandler.
+  UNTHROTTLED_COUNT,
+
+  // Downloads that actually complete.
+  COMPLETED_COUNT,
+
+  // Downloads that are cancelled before completion (user action or error).
+  CANCELLED_COUNT,
+
+  DOWNLOAD_COUNT_TYPES_LAST_ENTRY
+};
+
+// Increment one of the above counts.
+void RecordDownloadCount(DownloadCountTypes type);
+
 // Paint the common download animation progress foreground and background,
 // clipping the foreground to 'percent' full. If percent is -1, then we don't
 // know the total size, so we just draw a rotating segment until we're done.