Add more CHECK in GPU and NPAPI process on invalid file descriptors

content/common/gpu/gpu_channel.cc

Index: content/common/gpu/gpu_channel.cc
diff --git a/content/common/gpu/gpu_channel.cc b/content/common/gpu/gpu_channel.cc
index 27eb490fc6b069c01f3b7312aa693073e875c514..f14ae12383c2d07a7d7c0ed649205fa8969c02f7 100644
--- a/content/common/gpu/gpu_channel.cc
+++ b/content/common/gpu/gpu_channel.cc
@@ -417,8 +417,10 @@ void GpuChannel::OnCloseChannel() {
 bool GpuChannel::Init(base::MessageLoopProxy* io_message_loop,
                       base::WaitableEvent* shutdown_event) {
   // Check whether we're already initialized.
-  if (channel_.get())
+  if (channel_.get()) {
+    CHECK(false);

[ddorwin, 2011/12/08 19:17:27]

Replace the if statement with a CHECK? The return will never execute anyway.

[xhwang, 2011/12/08 19:37:49]

This will be a temporary change. 

     return true;
+  }
 
   // Map renderer ID to a (single) channel to that process.
   std::string channel_name = GetChannelName();