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Unified Diff: components/network_hints/renderer/renderer_dns_prefetch.h

Issue 2144533002: Convert network hints to Mojo (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Created 4 years, 5 months ago
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Index: components/network_hints/renderer/renderer_dns_prefetch.h
diff --git a/components/network_hints/renderer/renderer_dns_prefetch.h b/components/network_hints/renderer/renderer_dns_prefetch.h
index 9df9e5b9e00bdca1e54cac5b72fb531d2c34d2d1..5c409b2e010f1536e0c093af809ecbed434d0237 100644
--- a/components/network_hints/renderer/renderer_dns_prefetch.h
+++ b/components/network_hints/renderer/renderer_dns_prefetch.h
@@ -28,10 +28,13 @@
#include "base/macros.h"
#include "base/memory/weak_ptr.h"
+#include "components/network_hints/common/network_hints.mojom.h"
#include "components/network_hints/renderer/dns_prefetch_queue.h"
namespace network_hints {
+class NetworkHints;
+
// An internal interface to the network_hints component for efficiently sending
// DNS prefetch requests to the net stack.
class RendererDnsPrefetch {
@@ -77,6 +80,9 @@ class RendererDnsPrefetch {
// This discards ALL queue entries, and map entries.
void Reset();
+ // Ensure that the Mojo connection to NetworkHints has been created.
+ void EnsureConnected();
Sam McNally 2016/07/12 05:25:30 I would prefer a getter that returns a mojom::Netw
tibell 2016/07/12 07:14:24 Done.
+
// We use c_string_queue_ to hold lists of names supplied typically) by the
// renderer. It queues the names, at minimal cost to the renderer's thread,
// and allows this class to process them when time permits (in a later task).
@@ -101,6 +107,10 @@ class RendererDnsPrefetch {
int buffer_full_discard_count_;
int numeric_ip_discard_count_;
+ // |EnsureConnected()| must be called before sending messages using
+ // |network_hints_|.
+ mojom::NetworkHintsPtr network_hints_;
+
base::WeakPtrFactory<RendererDnsPrefetch> weak_factory_;
DISALLOW_COPY_AND_ASSIGN(RendererDnsPrefetch);

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