[Chromoting] Make some logging levels in ClipboardWin more appropriate.

Review URL: https://chromiumcodereview.appspot.com/10835024

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@148853 0039d316-1c4b-4281-b951-d872f2087c98

remoting/host/clipboard_win.cc

@@ -160,7 +160,7 @@ void ClipboardWin::Start(
   }
 
   if (!RegisterWindowClass()) {
-    LOG(FATAL) << "Couldn't register clipboard window class.";
+    LOG(ERROR) << "Couldn't register clipboard window class.";
     return;
   }
   hwnd_ = ::CreateWindow(kWindowClassName,
@@ -171,7 +171,7 @@ void ClipboardWin::Start(
                          base::GetModuleFromAddress(&WndProc),
                          this);
   if (!hwnd_) {
-    LOG(FATAL) << "Couldn't create clipboard window.";
+    LOG(ERROR) << "Couldn't create clipboard window.";
     return;
   }