[WIP] WebFonts cache-aware timeout adaption

third_party/WebKit/Source/core/fetch/FontResource.cpp

Index: third_party/WebKit/Source/core/fetch/FontResource.cpp
diff --git a/third_party/WebKit/Source/core/fetch/FontResource.cpp b/third_party/WebKit/Source/core/fetch/FontResource.cpp
index a5314e845fb10fa6267466f8558e4ad47ea417ab..ab5f2251feca730679d3b4a51817c6b99614c06a 100644
--- a/third_party/WebKit/Source/core/fetch/FontResource.cpp
+++ b/third_party/WebKit/Source/core/fetch/FontResource.cpp
@@ -144,6 +144,14 @@ FontPlatformData FontResource::platformDataFromCustomData(
   return m_fontData->fontPlatformData(size, bold, italic, orientation);
 }
 
+void FontResource::willReloadAfterDiskCacheMiss() {
+  ProhibitAddRemoveClientInScope prohibitAddRemoveClient(this);
+
+  ResourceClientWalker<FontResourceClient> walker(clients());
+  while (FontResourceClient* client = walker.next())
+    client->willReloadAfterDiskCacheMiss(this);
+}
+
 void FontResource::fontLoadShortLimitCallback(TimerBase*) {
   if (!isLoading())
     return;