PlzNavigate: Fix for the http/tests/inspector/resource-har-conversion.html layout test failure.

third_party/WebKit/Source/web/FrameLoaderClientImpl.cpp

Index: third_party/WebKit/Source/web/FrameLoaderClientImpl.cpp
diff --git a/third_party/WebKit/Source/web/FrameLoaderClientImpl.cpp b/third_party/WebKit/Source/web/FrameLoaderClientImpl.cpp
index 5d780754d11f74d3f14ae9294a9a6be4da8d3351..a0f4215c3546c69052934c29d5ac46df55d0b8bf 100644
--- a/third_party/WebKit/Source/web/FrameLoaderClientImpl.cpp
+++ b/third_party/WebKit/Source/web/FrameLoaderClientImpl.cpp
@@ -552,6 +552,12 @@ NavigationPolicy FrameLoaderClientImpl::decidePolicyForNavigation(
   navigationInfo.isHistoryNavigationInNewChildFrame =
       isHistoryNavigationInNewChildFrame;
   navigationInfo.isClientRedirect = isClientRedirect;
+  // Caching could be disabled for requests initiated by DevTools.
+  // TODO(ananta)
+  // We should extract the network cache state into a global component which
+  // can be queried here and wherever necessary.
+  navigationInfo.isCacheDisabled =
+      devToolsAgent() ? devToolsAgent()->cacheDisabled() : false;
   if (form)
     navigationInfo.form = WebFormElement(form);