FrameFetchContext should respect BypassingCache for main resources

third_party/WebKit/Source/core/loader/FrameFetchContextTest.cpp

 /*
  * Copyright (c) 2015, Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 584 matching lines @@
   document->loader()->setLoadType(FrameLoadTypeReload);
   EXPECT_EQ(WebCachePolicy::UseProtocolCachePolicy,
             childFetchContext->resourceRequestCachePolicy(
                 request, Resource::MainResource, FetchRequest::NoDefer));
 
   // Child frame as part of reload bypassing cache
   document->loader()->setLoadType(FrameLoadTypeReloadBypassingCache);
   EXPECT_EQ(WebCachePolicy::BypassingCache,
             childFetchContext->resourceRequestCachePolicy(
                 request, Resource::MainResource, FetchRequest::NoDefer));
+
+  // Per-frame bypassing reload, but parent load type is different.
+  // This is not the case users can trigger through user interfaces, but for
+  // checking code correctness and consistency.
+  document->loader()->setLoadType(FrameLoadTypeReload);
+  childFrame->loader().documentLoader()->setLoadType(
+      FrameLoadTypeReloadBypassingCache);
+  EXPECT_EQ(WebCachePolicy::BypassingCache,
+            childFetchContext->resourceRequestCachePolicy(
+                request, Resource::MainResource, FetchRequest::NoDefer));
 }
 
 TEST_F(FrameFetchContextTest, SetFirstPartyCookieAndRequestorOrigin) {
   struct TestCase {
     const char* documentURL;
     bool documentSandboxed;
     const char* requestorOrigin;  // "" => unique origin
     WebURLRequest::FrameType frameType;
     const char* serializedOrigin;  // "" => unique origin
   } cases[] = {
@@ skipping 316 matching lines @@
   setFilterPolicy(WebDocumentSubresourceFilter::WouldDisallow);
 
   EXPECT_EQ(ResourceRequestBlockedReason::None, canRequest());
   EXPECT_EQ(0, getFilteredLoadCallCount());
 
   EXPECT_EQ(ResourceRequestBlockedReason::None, canRequestPreload());
   EXPECT_EQ(0, getFilteredLoadCallCount());
 }
 
 }  // namespace blink