Resize DevTools target frames.

headless/lib/headless_devtools_client_browsertest.cc

Index: headless/lib/headless_devtools_client_browsertest.cc
diff --git a/headless/lib/headless_devtools_client_browsertest.cc b/headless/lib/headless_devtools_client_browsertest.cc
index 9eb22d10abb2367addd18a2beb2fab4c4f411a7d..7245ebea5f73328b0c3df61de162040605fa0205 100644
--- a/headless/lib/headless_devtools_client_browsertest.cc
+++ b/headless/lib/headless_devtools_client_browsertest.cc
@@ -5,6 +5,8 @@
 #include <memory>
 
 #include "base/json/json_reader.h"
+#include "content/public/browser/render_widget_host_view.h"
+#include "content/public/browser/web_contents.h"
 #include "content/public/test/browser_test.h"
 #include "headless/public/domains/browser.h"
 #include "headless/public/domains/network.h"
@@ -14,8 +16,15 @@
 #include "headless/public/headless_devtools_client.h"
 #include "headless/test/headless_browser_test.h"
 #include "testing/gtest/include/gtest/gtest.h"
+#include "ui/gfx/geometry/size.h"
 #include "url/gurl.h"
 
+#define EXPECT_SIZE_EQ(expected, actual)               \
+  do {                                                 \
+    EXPECT_EQ((expected).width(), (actual).width());   \
+    EXPECT_EQ((expected).height(), (actual).height()); \
+  } while (false)
+
 namespace headless {
 
 namespace {
@@ -212,6 +221,12 @@ class BrowserDomainCreateAndDeletePageTest
       std::unique_ptr<browser::CreateTargetResult> result) {
     EXPECT_EQ(2u, GetAllWebContents(browser()).size());
 
+    content::WebContents* web_contents =
+        GetAllWebContents(browser()).back()->GetWebContents();
+    EXPECT_SIZE_EQ(
+        gfx::Size(1, 1),
+        web_contents->GetRenderWidgetHostView()->GetViewBounds().size());
+
     devtools_client_->GetBrowser()->GetExperimental()->CloseTarget(
         browser::CloseTargetParams::Builder()
             .SetTargetId(result->GetTargetId())