diff --git a/renderer/brave_content_settings_agent_impl_browsertest.cc b/renderer/brave_content_settings_agent_impl_browsertest.cc
index 9f82eeeee53..1353514e644 100644
--- a/renderer/brave_content_settings_agent_impl_browsertest.cc
+++ b/renderer/brave_content_settings_agent_impl_browsertest.cc
@@ -89,8 +89,9 @@ class BraveContentSettingsAgentImplBrowserTest : public InProcessBrowserTest {
     ASSERT_TRUE(embedded_test_server()->Start());
 
     url_ = embedded_test_server()->GetURL("a.com", "/iframe.html");
-    iframe_url_ = embedded_test_server()->GetURL("b.com", "/simple.html");
-    image_url_ = embedded_test_server()->GetURL("b.com", "/logo.png");
+    cross_site_url_ = embedded_test_server()->GetURL("b.com", "/simple.html");
+    cross_site_image_url_ =
+        embedded_test_server()->GetURL("b.com", "/logo.png");
     top_level_page_url_ = embedded_test_server()->GetURL("a.com", "/");
     top_level_page_pattern_ =
         ContentSettingsPattern::FromString("http://a.com/*");
@@ -136,17 +137,17 @@ class BraveContentSettingsAgentImplBrowserTest : public InProcessBrowserTest {
   }
 
   const GURL& url() { return url_; }
-  const GURL& iframe_url() { return iframe_url_; }
-  const GURL& image_url() { return image_url_; }
+  const GURL& cross_site_url() { return cross_site_url_; }
+  const GURL& cross_site_image_url() { return cross_site_image_url_; }
 
-  std::string create_image_script() {
+  std::string create_image_script(const GURL& url) {
     std::string s;
     s = " var img = document.createElement('img');"
         " img.onload = function () {"
         "   domAutomationController.send(img.src);"
         " };"
         " img.src = '" +
-        image_url().spec() +
+        url.spec() +
         "';"
         " document.body.appendChild(img);";
     return s;
@@ -228,7 +229,8 @@ class BraveContentSettingsAgentImplBrowserTest : public InProcessBrowserTest {
 
   void BlockThirdPartyFingerprinting() {
     brave_shields::SetFingerprintingControlType(browser()->profile(),
-        ControlType::BLOCK_THIRD_PARTY, top_level_page_url());
+                                                ControlType::BLOCK_THIRD_PARTY,
+                                                top_level_page_url());
   }
 
   void SetFingerprintingDefault() {
@@ -275,9 +277,9 @@ class BraveContentSettingsAgentImplBrowserTest : public InProcessBrowserTest {
                                  embedded_test_server()->GetURL(origin, path));
   }
 
-  void NavigateIframe() {
-    ASSERT_TRUE(NavigateIframeToURL(contents(), kIframeID, iframe_url()));
-    ASSERT_EQ(child_frame()->GetLastCommittedURL(), iframe_url());
+  void NavigateIframe(const GURL& url) {
+    ASSERT_TRUE(NavigateIframeToURL(contents(), kIframeID, url));
+    ASSERT_EQ(child_frame()->GetLastCommittedURL(), url);
   }
 
   template <typename T>
@@ -287,8 +289,8 @@ class BraveContentSettingsAgentImplBrowserTest : public InProcessBrowserTest {
 
  private:
   GURL url_;
-  GURL iframe_url_;
-  GURL image_url_;
+  GURL cross_site_url_;
+  GURL cross_site_image_url_;
   GURL top_level_page_url_;
   ContentSettingsPattern top_level_page_pattern_;
   ContentSettingsPattern first_party_pattern_;
@@ -321,7 +323,7 @@ IN_PROC_BROWSER_TEST_F(BraveContentSettingsAgentImplBrowserTest,
   // The iframe should have the same result as the top frame because farbling is
   // based on the top frame's session token.
   hash = -1;
-  NavigateIframe();
+  NavigateIframe(cross_site_url());
   EXPECT_TRUE(
       ExecuteScriptAndExtractInt(child_frame(), kGetImageDataScript, &hash));
   EXPECT_EQ(kExpectedImageDataHashFarblingBalanced, hash);
@@ -427,17 +429,19 @@ IN_PROC_BROWSER_TEST_F(BraveContentSettingsAgentImplBrowserTest,
   EXPECT_EQ(ExecScriptGetStr(kReferrerScript, contents()), "");
   EXPECT_TRUE(GetLastReferrer(url()).empty());
 
-  // Sub-resources loaded within the page get their referrer spoofed.
-  EXPECT_EQ(ExecScriptGetStr(create_image_script(), contents()),
-            image_url().spec());
-  EXPECT_EQ(GetLastReferrer(image_url()), iframe_url().GetOrigin().spec());
-
-  // Cross-origin iframe navigations get their referrer spoofed.
-  NavigateIframe();
+  // Cross-site sub-resources within the page get their referrer spoofed.
+  EXPECT_EQ(
+      ExecScriptGetStr(create_image_script(cross_site_image_url()), contents()),
+      cross_site_image_url().spec());
+  EXPECT_EQ(GetLastReferrer(cross_site_image_url()),
+            cross_site_url().GetOrigin().spec());
 
+  // Cross-site iframe navigations get their referrer spoofed.
+  NavigateIframe(cross_site_url());
   EXPECT_EQ(ExecScriptGetStr(kReferrerScript, child_frame()),
-            iframe_url().GetOrigin().spec());
-  EXPECT_EQ(GetLastReferrer(iframe_url()), iframe_url().GetOrigin().spec());
+            cross_site_url().GetOrigin().spec());
+  EXPECT_EQ(GetLastReferrer(cross_site_url()),
+            cross_site_url().GetOrigin().spec());
 }
 
 IN_PROC_BROWSER_TEST_F(BraveContentSettingsAgentImplBrowserTest,
@@ -449,17 +453,19 @@ IN_PROC_BROWSER_TEST_F(BraveContentSettingsAgentImplBrowserTest,
   EXPECT_EQ(ExecScriptGetStr(kReferrerScript, contents()), "");
   EXPECT_TRUE(GetLastReferrer(url()).empty());
 
-  // Sub-resources loaded within the page get their referrer spoofed.
-  EXPECT_EQ(ExecScriptGetStr(create_image_script(), contents()),
-            image_url().spec());
-  EXPECT_EQ(GetLastReferrer(image_url()), image_url().GetOrigin().spec());
-
-  // Cross-origin iframe navigations get their referrer spoofed.
-  NavigateIframe();
+  // Cross-site sub-resources within the page get their referrer spoofed.
+  EXPECT_EQ(
+      ExecScriptGetStr(create_image_script(cross_site_image_url()), contents()),
+      cross_site_image_url().spec());
+  EXPECT_EQ(GetLastReferrer(cross_site_image_url()),
+            cross_site_image_url().GetOrigin().spec());
 
+  // Cross-site iframe navigations get their referrer spoofed.
+  NavigateIframe(cross_site_url());
   EXPECT_EQ(ExecScriptGetStr(kReferrerScript, child_frame()),
-            iframe_url().GetOrigin().spec());
-  EXPECT_EQ(GetLastReferrer(iframe_url()), iframe_url().GetOrigin().spec());
+            cross_site_url().GetOrigin().spec());
+  EXPECT_EQ(GetLastReferrer(cross_site_url()),
+            cross_site_url().GetOrigin().spec());
 }
 
 IN_PROC_BROWSER_TEST_F(BraveContentSettingsAgentImplBrowserTest,
@@ -471,16 +477,16 @@ IN_PROC_BROWSER_TEST_F(BraveContentSettingsAgentImplBrowserTest,
   EXPECT_EQ(ExecScriptGetStr(kReferrerScript, contents()), "");
   EXPECT_TRUE(GetLastReferrer(url()).empty());
 
-  // Sub-resources loaded within the page get the page URL as referrer.
-  EXPECT_EQ(ExecScriptGetStr(create_image_script(), contents()),
-            image_url().spec());
-  EXPECT_EQ(GetLastReferrer(image_url()), url().spec());
+  // Cross-site sub-resources within the page get the page URL as referrer.
+  EXPECT_EQ(
+      ExecScriptGetStr(create_image_script(cross_site_image_url()), contents()),
+      cross_site_image_url().spec());
+  EXPECT_EQ(GetLastReferrer(cross_site_image_url()), url().spec());
 
-  // A cross-origin iframe navigation gets the URL of the first one as
+  // A cross-site iframe navigation gets the URL of the first one as
   // referrer.
-  NavigateIframe();
-
-  EXPECT_EQ(GetLastReferrer(iframe_url()), url());
+  NavigateIframe(cross_site_url());
+  EXPECT_EQ(GetLastReferrer(cross_site_url()), url());
   EXPECT_EQ(ExecScriptGetStr(kReferrerScript, child_frame()), url().spec());
 }
 
@@ -494,16 +500,16 @@ IN_PROC_BROWSER_TEST_F(BraveContentSettingsAgentImplBrowserTest,
   EXPECT_EQ(ExecScriptGetStr(kReferrerScript, contents()), "");
   EXPECT_TRUE(GetLastReferrer(url()).empty());
 
-  // Sub-resources loaded within the page get the page URL as referrer.
-  EXPECT_EQ(ExecScriptGetStr(create_image_script(), contents()),
-            image_url().spec());
-  EXPECT_EQ(GetLastReferrer(image_url()), url().spec());
+  // Cross-site sub-resources within the page get the page URL as referrer.
+  EXPECT_EQ(
+      ExecScriptGetStr(create_image_script(cross_site_image_url()), contents()),
+      cross_site_image_url().spec());
+  EXPECT_EQ(GetLastReferrer(cross_site_image_url()), url().spec());
 
   // A cross-origin iframe navigation gets the URL of the first one as
   // referrer.
-  NavigateIframe();
-
-  EXPECT_EQ(GetLastReferrer(iframe_url()), url());
+  NavigateIframe(cross_site_url());
+  EXPECT_EQ(GetLastReferrer(cross_site_url()), url());
   EXPECT_EQ(ExecScriptGetStr(kReferrerScript, child_frame()), url().spec());
 }
 
@@ -512,7 +518,7 @@ IN_PROC_BROWSER_TEST_F(BraveContentSettingsAgentImplBrowserTest,
   NavigateToPageWithIframe();
   CheckCookie(child_frame(), kTestCookie);
 
-  NavigateIframe();
+  NavigateIframe(cross_site_url());
   CheckCookie(child_frame(), kEmptyCookie);
 }
 
@@ -523,7 +529,7 @@ IN_PROC_BROWSER_TEST_F(BraveContentSettingsAgentImplBrowserTest,
   NavigateToPageWithIframe();
   CheckCookie(child_frame(), kTestCookie);
 
-  NavigateIframe();
+  NavigateIframe(cross_site_url());
   CheckCookie(child_frame(), kEmptyCookie);
 }
 
@@ -533,7 +539,7 @@ IN_PROC_BROWSER_TEST_F(BraveContentSettingsAgentImplBrowserTest, BlockCookies) {
   NavigateToPageWithIframe();
   CheckCookie(contents(), kEmptyCookie);
 
-  NavigateIframe();
+  NavigateIframe(cross_site_url());
   CheckCookie(child_frame(), kEmptyCookie);
 }
 
@@ -543,7 +549,7 @@ IN_PROC_BROWSER_TEST_F(BraveContentSettingsAgentImplBrowserTest, AllowCookies) {
   NavigateToPageWithIframe();
   CheckCookie(contents(), kTestCookie);
 
-  NavigateIframe();
+  NavigateIframe(cross_site_url());
   CheckCookie(child_frame(), kTestCookie);
 }
 
@@ -559,7 +565,7 @@ IN_PROC_BROWSER_TEST_F(BraveContentSettingsAgentImplBrowserTest,
   NavigateToPageWithIframe();
   CheckCookie(contents(), kEmptyCookie);
 
-  NavigateIframe();
+  NavigateIframe(cross_site_url());
   CheckCookie(child_frame(), kTestCookie);
 }
 
@@ -575,7 +581,7 @@ IN_PROC_BROWSER_TEST_F(BraveContentSettingsAgentImplBrowserTest,
   NavigateToPageWithIframe();
   CheckCookie(contents(), kTestCookie);
 
-  NavigateIframe();
+  NavigateIframe(cross_site_url());
   CheckCookie(child_frame(), kEmptyCookie);
 }
 
@@ -587,7 +593,7 @@ IN_PROC_BROWSER_TEST_F(BraveContentSettingsAgentImplBrowserTest,
   NavigateToPageWithIframe();
   CheckCookie(contents(), kTestCookie);
 
-  NavigateIframe();
+  NavigateIframe(cross_site_url());
   CheckCookie(child_frame(), kTestCookie);
 }
 
@@ -598,7 +604,7 @@ IN_PROC_BROWSER_TEST_F(BraveContentSettingsAgentImplBrowserTest,
   NavigateToPageWithIframe();
   CheckCookie(contents(), kTestCookie);
 
-  NavigateIframe();
+  NavigateIframe(cross_site_url());
   CheckCookie(child_frame(), kTestCookie);
 }
 
@@ -610,7 +616,7 @@ IN_PROC_BROWSER_TEST_F(BraveContentSettingsAgentImplBrowserTest,
   NavigateToPageWithIframe();
   CheckCookie(contents(), kEmptyCookie);
 
-  NavigateIframe();
+  NavigateIframe(cross_site_url());
   CheckCookie(child_frame(), kEmptyCookie);
 }