URLLoaderMockFactory: clear MemoryCache in unregisterAllURLs

third_party/WebKit/Source/web/tests/FrameSerializerTest.cpp

Index: third_party/WebKit/Source/web/tests/FrameSerializerTest.cpp
diff --git a/third_party/WebKit/Source/web/tests/FrameSerializerTest.cpp b/third_party/WebKit/Source/web/tests/FrameSerializerTest.cpp
index 5865c77fd5b1c604358cb9e3cf41f0e0ddfe4e7f..6c7c7d629357b82f746b20751c25797c6e5abe96 100644
--- a/third_party/WebKit/Source/web/tests/FrameSerializerTest.cpp
+++ b/third_party/WebKit/Source/web/tests/FrameSerializerTest.cpp
@@ -37,7 +37,6 @@
 #include "platform/testing/URLTestHelpers.h"
 #include "platform/testing/UnitTestHelpers.h"
 #include "public/platform/Platform.h"
-#include "public/platform/WebCache.h"
 #include "public/platform/WebString.h"
 #include "public/platform/WebThread.h"
 #include "public/platform/WebURL.h"
@@ -73,7 +72,6 @@ class FrameSerializerTest : public ::testing::Test,
 
   void TearDown() override {
     Platform::current()->getURLLoaderMockFactory()->unregisterAllURLs();
-    WebCache::clear();
   }
 
   void setBaseFolder(const char* folder) { m_folder = folder; }