Introduce Platform::cacheMetadataInCacheStorage() to store V8 code cache in CacheStorage

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

Index: third_party/WebKit/Source/core/fetch/Resource.cpp
diff --git a/third_party/WebKit/Source/core/fetch/Resource.cpp b/third_party/WebKit/Source/core/fetch/Resource.cpp
index 50c6fed7a8020ca05270af05b5652ff6fdb0f03d..05f46b187c33a1feb9a5b392900752ef70036cd9 100644
--- a/third_party/WebKit/Source/core/fetch/Resource.cpp
+++ b/third_party/WebKit/Source/core/fetch/Resource.cpp
@@ -41,6 +41,7 @@
 #include "public/platform/Platform.h"
 #include "public/platform/WebProcessMemoryDump.h"
 #include "public/platform/WebScheduler.h"
+#include "public/platform/WebSecurityOrigin.h"
 #include "wtf/CurrentTime.h"
 #include "wtf/MathExtras.h"
 #include "wtf/StdLibExtras.h"
@@ -105,6 +106,7 @@ public:
     void clearCachedMetadata(CacheType) override;
     CachedMetadata* cachedMetadata(unsigned) const override;
     String encoding() const override;
+    bool shouldAggressivelyCache() const override;
 
 private:
     explicit CacheHandler(Resource*);
@@ -142,6 +144,11 @@ String Resource::CacheHandler::encoding() const
     return m_resource->encoding();
 }
 
+bool Resource::CacheHandler::shouldAggressivelyCache() const
+{
+    return m_resource->shouldAggressivelyCacheMetadata();
+}
+
 class Resource::ResourceCallback final : public GarbageCollectedFinalized<ResourceCallback> {
 public:
     static ResourceCallback& callbackHandler();
@@ -266,6 +273,7 @@ void Resource::load(ResourceFetcher* fetcher)
     KURL url = request.url();
     request.setAllowStoredCredentials(m_options.allowCredentials == AllowStoredCredentials);
 
+    m_fetcherSecurityOrigin = fetcher->context().getSecurityOrigin();
     m_loader = ResourceLoader::create(fetcher, this);
     m_loader->start(request);
     // If the request reference is null (i.e., a synchronous revalidation will
@@ -534,9 +542,17 @@ void Resource::setCachedMetadata(unsigned dataTypeID, const char* data, size_t s
     // from poisoning the metadata cache.
     // FIXME: Support sending the metadata even if the response was fetched via
     // a ServiceWorker. https://crbug.com/448706
-    if (cacheType == CachedMetadataHandler::SendToPlatform && !m_response.wasFetchedViaServiceWorker()) {
-        const Vector<char>& serializedData = m_cachedMetadata->serialize();
-        Platform::current()->cacheMetadata(m_response.url(), m_response.responseTime(), serializedData.data(), serializedData.size());
+    if (cacheType == CachedMetadataHandler::SendToPlatform) {
+        if (cacheMetadataSendToPlatformDisabled())
+            return;
+
+        if (!m_response.wasFetchedViaServiceWorker()) {
+            const Vector<char>& serializedData = m_cachedMetadata->serialize();
+            Platform::current()->cacheMetadata(m_response.url(), m_response.responseTime(), serializedData.data(), serializedData.size());
+        } else if (!m_response.cacheStorageCacheName().isNull()) {
+            const Vector<char>& serializedData = m_cachedMetadata->serialize();
+            Platform::current()->cacheMetadataInCacheStorage(m_response.url(), m_response.responseTime(), serializedData.data(), serializedData.size(), WebSecurityOrigin(m_fetcherSecurityOrigin), m_response.cacheStorageCacheName());
+        }
     }
 }
 
@@ -544,8 +560,13 @@ void Resource::clearCachedMetadata(CachedMetadataHandler::CacheType cacheType)
 {
     m_cachedMetadata.clear();
 
-    if (cacheType == CachedMetadataHandler::SendToPlatform)
-        Platform::current()->cacheMetadata(m_response.url(), m_response.responseTime(), 0, 0);
+    if (cacheType == CachedMetadataHandler::SendToPlatform) {
+        if (!m_response.wasFetchedViaServiceWorker()) {
+            Platform::current()->cacheMetadata(m_response.url(), m_response.responseTime(), 0, 0);
+        } else if (!m_response.cacheStorageCacheName().isNull()) {
+            Platform::current()->cacheMetadataInCacheStorage(m_response.url(), m_response.responseTime(), 0, 0, WebSecurityOrigin(m_fetcherSecurityOrigin), m_response.cacheStorageCacheName());
+        }
+    }
 }
 
 String Resource::reasonNotDeletable() const