Instantiate a Kasko reporter inside the Chrome watcher process, when SyzyASAN instrumented.

chrome/common/chrome_paths.cc

Index: chrome/common/chrome_paths.cc
diff --git a/chrome/common/chrome_paths.cc b/chrome/common/chrome_paths.cc
index af56236b4ed642995420578008df28d515b6605b..589a00cfc50b2b6f1c4ea654fa11f6d7e41f1bd0 100644
--- a/chrome/common/chrome_paths.cc
+++ b/chrome/common/chrome_paths.cc
@@ -217,6 +217,16 @@ bool PathProvider(int key, base::FilePath* result) {
       cur = cur.Append(FILE_PATH_LITERAL("Crash Reports"));
       create_dir = true;
       break;
+#if defined(OS_WIN)
+    case chrome::DIR_WATCHER_DATA:
+      // The watcher data is always stored relative to the default user data
+      // directory.  This allows the watcher to be initialized before
+      // command-line options have been parsed.
+      if (!GetDefaultUserDataDirectory(&cur))
+        return false;
+      cur = cur.Append(FILE_PATH_LITERAL("Diagnostics"));
+      break;
+#endif
     case chrome::DIR_RESOURCES:
 #if defined(OS_MACOSX)
       cur = base::mac::FrameworkBundlePath();