Revert of Place CHECKs to check FontResource::startLoadLimiTimers is called appropriately

third_party/WebKit/Source/core/loader/resource/FontResource.cpp

Index: third_party/WebKit/Source/core/loader/resource/FontResource.cpp
diff --git a/third_party/WebKit/Source/core/loader/resource/FontResource.cpp b/third_party/WebKit/Source/core/loader/resource/FontResource.cpp
index d17d3a97304d90b2ae137605bf69d712adc10fb1..15569e199bf50ed0dd9f3facdeacd3be32f4e5bc 100644
--- a/third_party/WebKit/Source/core/loader/resource/FontResource.cpp
+++ b/third_party/WebKit/Source/core/loader/resource/FontResource.cpp
@@ -110,7 +110,7 @@
 }
 
 void FontResource::startLoadLimitTimers() {
-  CHECK(isLoading());
+  DCHECK(isLoading());
   DCHECK_EQ(m_loadLimitState, LoadNotStarted);
   m_loadLimitState = UnderLimit;
   m_fontLoadShortLimitTimer.startOneShot(fontLoadWaitShortLimitSec,
@@ -144,7 +144,6 @@
 }
 
 void FontResource::fontLoadShortLimitCallback(TimerBase*) {
-  CHECK(isLoading());
   if (!isLoading())
     return;
   DCHECK_EQ(m_loadLimitState, UnderLimit);
@@ -155,7 +154,6 @@
 }
 
 void FontResource::fontLoadLongLimitCallback(TimerBase*) {
-  CHECK(isLoading());
   if (!isLoading())
     return;
   DCHECK_EQ(m_loadLimitState, ShortLimitExceeded);