Fix copying from interstitial pages on OSX.

content/browser/web_contents/web_contents_impl_unittest.cc

Index: content/browser/web_contents/web_contents_impl_unittest.cc
diff --git a/content/browser/web_contents/web_contents_impl_unittest.cc b/content/browser/web_contents/web_contents_impl_unittest.cc
index 946cae8331386b9b77d58161533a0de4fb8539ca..6c9f05ea93bf517b8bea381e5763a7abd0323ecf 100644
--- a/content/browser/web_contents/web_contents_impl_unittest.cc
+++ b/content/browser/web_contents/web_contents_impl_unittest.cc
@@ -190,6 +190,10 @@ class TestInterstitialPage : public InterstitialPageImpl {
     delegate_ = delegate;
   }
 
+  WebContents* GetWebContents() {
+    return web_contents();
+  }
+
  protected:
   WebContentsView* CreateWebContentsView() override { return nullptr; }
 
@@ -2274,6 +2278,31 @@ TEST_F(WebContentsImplTest, NoJSMessageOnInterstitials) {
   EXPECT_TRUE(contents()->last_dialog_suppressed_);
 }
 
+// Tests that GetFocusedFrame() does not return NULL for an interstitial.
+// This is is needed for copying from interstitials on OSX: crbug.com/415784
+TEST_F(WebContentsImplTest, CanGetFocusedFrameInInterstitial) {
+  // Show an interstitial.
+  TestInterstitialPage::InterstitialState state =
+      TestInterstitialPage::INVALID;
+  bool deleted = false;
+  GURL interstitial_url("http://interstitial");
+  TestInterstitialPage* interstitial =
+      new TestInterstitialPage(contents(), true, interstitial_url,
+                               &state, &deleted);
+  TestInterstitialPageStateGuard state_guard(interstitial);
+  interstitial->Show();
+
+  // Now let's make the interstitial navigation commit.
+  interstitial->TestDidNavigate(1, interstitial_url);
+
+  // Test that we can get GetFocusedFrame().
+  WebContents* webContents = interstitial->GetWebContents();
+  EXPECT_NE(webContents->GetFocusedFrame(), nullptr);
+  EXPECT_NE(webContents->GetFocusedFrame(), webContents->GetMainFrame());
+
+  EXPECT_FALSE(deleted);
+}
+
 // Makes sure that if the source passed to CopyStateFromAndPrune has an
 // interstitial it isn't copied over to the destination.
 TEST_F(WebContentsImplTest, CopyStateFromAndPruneSourceInterstitial) {