Revert 48186, 48196, 48198

chrome_frame/chrome_frame_activex.cc

Index: chrome_frame/chrome_frame_activex.cc
diff --git a/chrome_frame/chrome_frame_activex.cc b/chrome_frame/chrome_frame_activex.cc
index bd6b937df02c4d0621217d0ee3f60807e22cfff7..fb8721ddeb1cd4cd48bf32796b2ad22df078d221 100644
--- a/chrome_frame/chrome_frame_activex.cc
+++ b/chrome_frame/chrome_frame_activex.cc
@@ -128,11 +128,11 @@ HRESULT ChromeFrameActivex::FinalConstruct() {
 
 ChromeFrameActivex::~ChromeFrameActivex() {
   // We expect these to be released during a call to SetClientSite(NULL).
-  DCHECK_EQ(0u, onmessage_.size());
-  DCHECK_EQ(0u, onloaderror_.size());
-  DCHECK_EQ(0u, onload_.size());
-  DCHECK_EQ(0u, onreadystatechanged_.size());
-  DCHECK_EQ(0u, onextensionready_.size());
+  DCHECK_EQ(0, onmessage_.size());
+  DCHECK_EQ(0, onloaderror_.size());
+  DCHECK_EQ(0, onload_.size());
+  DCHECK_EQ(0, onreadystatechanged_.size());
+  DCHECK_EQ(0, onextensionready_.size());
 
   if (chrome_wndproc_hook_) {
     BOOL unhook_success = ::UnhookWindowsHookEx(chrome_wndproc_hook_);