Prevent FontResource load limit timers from restarting during loading

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

Index: third_party/WebKit/Source/core/fetch/FontResource.h
diff --git a/third_party/WebKit/Source/core/fetch/FontResource.h b/third_party/WebKit/Source/core/fetch/FontResource.h
index 97ea91f2ea76ce92fe8f0dfc61ea812019b653c2..e83ab315a525782642b34205c432c2d1cc84114f 100644
--- a/third_party/WebKit/Source/core/fetch/FontResource.h
+++ b/third_party/WebKit/Source/core/fetch/FontResource.h
@@ -54,7 +54,7 @@ class CORE_EXPORT FontResource final : public Resource {
   void setRevalidatingRequest(const ResourceRequest&) override;
 
   void allClientsAndObserversRemoved() override;
-  void startLoadLimitTimersIfNeeded();
+  void startLoadLimitTimers();
 
   void setCORSFailed() override { m_corsFailed = true; }
   bool isCORSFailed() const { return m_corsFailed; }
@@ -84,7 +84,12 @@ class CORE_EXPORT FontResource final : public Resource {
   void fontLoadShortLimitCallback(TimerBase*);
   void fontLoadLongLimitCallback(TimerBase*);
 
-  enum LoadLimitState { UnderLimit, ShortLimitExceeded, LongLimitExceeded };
+  enum LoadLimitState {
+    LoadNotStarted,
+    UnderLimit,
+    ShortLimitExceeded,
+    LongLimitExceeded
+  };
 
   std::unique_ptr<FontCustomPlatformData> m_fontData;
   String m_otsParsingMessage;