<video> decode in hardware!

media/base/composite_filter.cc

Index: media/base/composite_filter.cc
diff --git a/media/base/composite_filter.cc b/media/base/composite_filter.cc
index f613f362ffb47debeaf2daeb6c512c9d8b11b311..ffcba984e36f944f5071d40e23e6c9c427317407 100644
--- a/media/base/composite_filter.cc
+++ b/media/base/composite_filter.cc
@@ -69,6 +69,27 @@ bool CompositeFilter::AddFilter(scoped_refptr<Filter> filter) {
   return true;
 }
 
+bool CompositeFilter::RemoveFilter(scoped_refptr<Filter> filter) {
+  DCHECK_EQ(message_loop_, MessageLoop::current());
+  if (!filter.get() || state_ != kCreated || !host())
+    return false;
+
+  bool found = false;
+  for (FilterVector::iterator it = filters_.begin();
+       it != filters_.end() && !found; ++it) {
+    if (it->get() == filter.get()) {
+      filters_.erase(it);
+      found = true;
+    }
+  }
+  filter->clear_host();
+
+  if (!found)
+    return false;
+
+  return true;
+}
+
 void CompositeFilter::set_host(FilterHost* host) {
   DCHECK_EQ(message_loop_, MessageLoop::current());
   DCHECK(host);
@@ -339,7 +360,6 @@ void CompositeFilter::SerialCallback() {
     DispatchPendingCallback(status_);
     return;
   }
-
   if (!filters_.empty())
     sequence_index_++;
 
@@ -377,7 +397,6 @@ void CompositeFilter::ParallelCallback() {
 
 void CompositeFilter::OnCallSequenceDone() {
   State next_state = GetNextState(state_);
-
   if (next_state == kInvalid) {
     // We somehow got into an unexpected state.
     ChangeState(kError);