Wrap large IndexedDB values into Blobs before writing to LevelDB.

third_party/WebKit/Source/platform/testing/weburl_loader_mock_factory_impl.h

Index: third_party/WebKit/Source/platform/testing/weburl_loader_mock_factory_impl.h
diff --git a/third_party/WebKit/Source/platform/testing/weburl_loader_mock_factory_impl.h b/third_party/WebKit/Source/platform/testing/weburl_loader_mock_factory_impl.h
index 8fe9d11453917b5f6b0d718e4d9b16d7baece896..b1caaea06586a517265d5a5fac2096276521875f 100644
--- a/third_party/WebKit/Source/platform/testing/weburl_loader_mock_factory_impl.h
+++ b/third_party/WebKit/Source/platform/testing/weburl_loader_mock_factory_impl.h
@@ -45,6 +45,10 @@ class WebURLLoaderMockFactoryImpl : public WebURLLoaderMockFactory {
                         const WebURLResponse& response,
                         const WebURLError& error) override;
   void UnregisterURL(const WebURL& url) override;
+  void RegisterURLProtocol(const WebString& protocol,
+                           const WebURLResponse& response,
+                           const WebString& file_path = WebString()) override;

[dcheng, 2017/05/25 18:34:04]

I know we violate this today, but we actually prohibit default args on virtual
methods since they don't work as expected:
https://google.github.io/styleguide/cppguide.html#Default_Arguments

[pwnall, 2017/05/25 20:01:11]

Done.
Thank you very much for pointing out! I did not know this! (how did you guys
manage to build a browser with such a sketch language?!)

I drew my inspiration from RegisterURL above. I fixed up the method I
introduced, and I'll try to clean up RegisterURL in a follow-up.

+  void UnregisterURLProtocol(const WebString& protocol) override;
   void UnregisterAllURLsAndClearMemoryCache() override;
   void ServeAsynchronousRequests() override;
   void SetLoaderDelegate(WebURLLoaderTestDelegate* delegate) override {
@@ -84,6 +88,13 @@ class WebURLLoaderMockFactoryImpl : public WebURLLoaderMockFactory {
   // Checks if the loader is pending. Otherwise, it may have been deleted.
   bool IsPending(WeakPtr<WebURLLoaderMock> loader);
 
+  // Looks up an URL in the mock URL table.
+  //
+  // If the URL is found, returns true and sets |error| and |response_info|.
+  bool LookupURL(const WebURL& url,
+                 WebURLError* error,
+                 ResponseInfo* response_info);
+
   // Reads |m_filePath| and puts its content in |data|.
   // Returns true if it successfully read the file.
   static bool ReadFile(const base::FilePath& file_path, WebData* data);
@@ -101,6 +112,11 @@ class WebURLLoaderMockFactoryImpl : public WebURLLoaderMockFactory {
   using URLToResponseMap = HashMap<KURL, ResponseInfo>;
   URLToResponseMap url_to_response_info_;
 
+  // Table of the registered URL protocols and the responses that they should
+  // receive.
+  using ProtocolToResponseMap = HashMap<String, ResponseInfo>;
+  ProtocolToResponseMap protocol_to_response_info_;
+
   TestingPlatformSupport* platform_;
 
   DISALLOW_COPY_AND_ASSIGN(WebURLLoaderMockFactoryImpl);