Implementation of shared worker code path for WebView file system permission.

chrome/browser/apps/web_view_browsertest.cc

Index: chrome/browser/apps/web_view_browsertest.cc
diff --git a/chrome/browser/apps/web_view_browsertest.cc b/chrome/browser/apps/web_view_browsertest.cc
index 90a0c89dfddddd9a0537245fb729dbcf0ab3d1ed..60808320b18ee93ad43c0224138a21baf3ada8f9 100644
--- a/chrome/browser/apps/web_view_browsertest.cc
+++ b/chrome/browser/apps/web_view_browsertest.cc
@@ -1956,6 +1956,31 @@ IN_PROC_BROWSER_TEST_F(WebViewTest,
       "testDefaultAllow", "web_view/filesystem/worker", NEEDS_TEST_SERVER);
 }
 
+// In following FilesystemAPIRequestFromSharedWorker* tests, guest create a
+// shared worker to request filesystem access from worker thread.
+// FileSystemAPIRequestFromSharedWorker* test 1 of 3
+IN_PROC_BROWSER_TEST_F(WebViewTest, FileSystemAPIRequestFromSharedWorkerAllow) {
+  TestHelper("testAllow",
+             "web_view/filesystem/shared_worker",
+             NEEDS_TEST_SERVER);
+}
+
+// FileSystemAPIRequestFromSharedWorker* test 2 of 3.
+IN_PROC_BROWSER_TEST_F(WebViewTest, FileSystemAPIRequestFromSharedWorkerDeny) {
+  TestHelper("testDeny",
+             "web_view/filesystem/shared_worker",
+             NEEDS_TEST_SERVER);
+}
+
+// FileSystemAPIRequestFromSharedWorker* test 3 of 3.
+IN_PROC_BROWSER_TEST_F(WebViewTest,
+                       FileSystemAPIRequestFromSharedWorkerDefaultAllow) {
+  TestHelper(
+      "testDefaultAllow",
+      "web_view/filesystem/shared_worker",
+      NEEDS_TEST_SERVER);
+}
+
 IN_PROC_BROWSER_TEST_F(WebViewTest, ClearData) {
 #if defined(OS_WIN)
   // Flaky on XP bot http://crbug.com/282674