Link chrome_elf.dll instead of statically linking the blacklist code

chrome/browser/chrome_elf_init_win.cc

Index: chrome/browser/chrome_elf_init_win.cc
diff --git a/chrome/browser/chrome_elf_init_win.cc b/chrome/browser/chrome_elf_init_win.cc
index 424f533c34090c07e8e58d6aeaa504a016c7a57b..aa74c46f911fd31a60520ed56cba096748d9c0c9 100644
--- a/chrome/browser/chrome_elf_init_win.cc
+++ b/chrome/browser/chrome_elf_init_win.cc
@@ -7,7 +7,7 @@
 #include "base/strings/utf_string_conversions.h"
 #include "base/win/registry.h"
 #include "chrome/browser/chrome_elf_init_win.h"
-#include "chrome_elf/blacklist/blacklist.h"
+#include "chrome_elf/chrome_elf_constants.h"
 #include "version.h"  // NOLINT
 
 namespace {
@@ -64,6 +64,10 @@ void BrowserBlacklistBeaconSetup() {
                                            blacklist::kRegistryBeaconPath,
                                            KEY_QUERY_VALUE | KEY_SET_VALUE);
 
+  // No point in trying to continue if the registry key isn't valid.
+  if (!blacklist_registry_key.Valid())
+    return;
+
   // Find the last recorded blacklist version.
   base::string16 blacklist_version;
   blacklist_registry_key.ReadValue(blacklist::kBeaconVersion,