Use maximum capacity instead of a ratio of capacity for BufferedResourceLoader.

webkit/media/buffered_resource_loader.h

Index: webkit/media/buffered_resource_loader.h
diff --git a/webkit/media/buffered_resource_loader.h b/webkit/media/buffered_resource_loader.h
index 32779413e6710890b417e3cf5534b54947ceb09d..20ab72dc701de6ee69e178be2d6dd45bbcb3b29f 100644
--- a/webkit/media/buffered_resource_loader.h
+++ b/webkit/media/buffered_resource_loader.h
@@ -31,15 +31,13 @@ const char kHttpScheme[] = "http";
 const char kHttpsScheme[] = "https";
 const char kDataScheme[] = "data";
 
-// This class works inside demuxer thread and render thread. It contains a
-// WebURLLoader and does the actual resource loading. This object does
-// buffering internally, it defers the resource loading if buffer is full
-// and un-defers the resource loading if it is under buffered.
+// Wraps a WebURLLoader to maintain an in-memory buffer of downloaded
+// data according to the current defer strategy.
 class BufferedResourceLoader : public WebKit::WebURLLoaderClient {
  public:
   // kNeverDefer - Aggresively buffer; never defer loading while paused.
   // kReadThenDefer - Request only enough data to fulfill read requests.
-  // kThresholdDefer - Try to keep amount of buffered data at a threshold.
+  // kThresholdDefer - Try to keep amount of buffered data at capacity.
   enum DeferStrategy {
     kNeverDefer,
     kReadThenDefer,