Ensure that ChromeFrame does not interfere with non ChromeFrame requests initiated by IE.

chrome_frame/protocol_sink_wrap.cc

Index: chrome_frame/protocol_sink_wrap.cc
===================================================================
--- chrome_frame/protocol_sink_wrap.cc	(revision 179160)
+++ chrome_frame/protocol_sink_wrap.cc	(working copy)
@@ -38,6 +38,8 @@
 static const int kInternetProtocolStartExIndex = 13;
 static const int kInternetProtocolLockRequestIndex = 11;
 static const int kInternetProtocolUnlockRequestIndex = 12;
+static const int kInternetProtocolAbortIndex = 5;
+static const int kInternetProtocolTerminateIndex = 6;
 
 
 // IInternetProtocol/Ex patches.
@@ -64,17 +66,29 @@
                        ULONG* size_read);
 
 STDMETHODIMP Hook_LockRequest(InternetProtocol_LockRequest_Fn orig_req,
-                              IInternetProtocol* protocol, DWORD dwOptions);
+                              IInternetProtocol* protocol,
+                              DWORD options);
 
 STDMETHODIMP Hook_UnlockRequest(InternetProtocol_UnlockRequest_Fn orig_req,
                                 IInternetProtocol* protocol);
 
+STDMETHODIMP Hook_Abort(InternetProtocol_Abort_Fn orig_req,
+                        IInternetProtocol* protocol,
+                        HRESULT hr,
+                        DWORD options);
+
+STDMETHODIMP Hook_Terminate(InternetProtocol_Terminate_Fn orig_req,
+                            IInternetProtocol* protocol,
+                            DWORD options);
+
 /////////////////////////////////////////////////////////////////////////////
 BEGIN_VTABLE_PATCHES(CTransaction)
   VTABLE_PATCH_ENTRY(kInternetProtocolStartIndex, Hook_Start)
   VTABLE_PATCH_ENTRY(kInternetProtocolReadIndex, Hook_Read)
   VTABLE_PATCH_ENTRY(kInternetProtocolLockRequestIndex, Hook_LockRequest)
   VTABLE_PATCH_ENTRY(kInternetProtocolUnlockRequestIndex, Hook_UnlockRequest)
+  VTABLE_PATCH_ENTRY(kInternetProtocolAbortIndex, Hook_Abort)
+  VTABLE_PATCH_ENTRY(kInternetProtocolTerminateIndex, Hook_Terminate)
 END_VTABLE_PATCHES()
 
 BEGIN_VTABLE_PATCHES(CTransaction2)
@@ -807,7 +821,8 @@
 }
 
 STDMETHODIMP Hook_LockRequest(InternetProtocol_LockRequest_Fn orig_req,
-                              IInternetProtocol* protocol, DWORD options) {
+                              IInternetProtocol* protocol,
+                              DWORD options) {
   DCHECK(orig_req);
 
   scoped_refptr<ProtData> prot_data = ProtData::DataFromProtocol(protocol);
@@ -838,6 +853,33 @@
   return orig_req(protocol);
 }
 
+STDMETHODIMP Hook_Abort(InternetProtocol_Abort_Fn orig_req,
+                        IInternetProtocol* protocol,
+                        HRESULT hr,
+                        DWORD options) {
+  scoped_refptr<ProtData> prot_data = ProtData::DataFromProtocol(protocol);
+  if (prot_data)
+    prot_data->Invalidate();
+
+  // We are just pass through at this point, avoid false positive crash
+  // reports.
+  ExceptionBarrierReportOnlyModule barrier;
+  return orig_req(protocol, hr, options);
+}
+
+STDMETHODIMP Hook_Terminate(InternetProtocol_Terminate_Fn orig_req,
+                            IInternetProtocol* protocol,
+                            DWORD options) {
+  scoped_refptr<ProtData> prot_data = ProtData::DataFromProtocol(protocol);
+  if (prot_data)
+    prot_data->Invalidate();
+
+  // We are just pass through at this point, avoid false positive crash
+  // reports.
+  ExceptionBarrierReportOnlyModule barrier;
+  return orig_req(protocol, options);
+}
+
 // Patching / Hooking code.
 class FakeProtocol : public CComObjectRootEx<CComSingleThreadModel>,
                      public IInternetProtocol {