tests: Use runPendingTasks instead of WebThread::enterRunLoop()/exitRunLoop()

Source/web/tests/WebViewTest.cpp

Index: Source/web/tests/WebViewTest.cpp
diff --git a/Source/web/tests/WebViewTest.cpp b/Source/web/tests/WebViewTest.cpp
index 5819e60bb94178009a99062ed75be376ff8b67b6..b53158f726f3c2781f201d6e9f0952d8c6618aaa 100644
--- a/Source/web/tests/WebViewTest.cpp
+++ b/Source/web/tests/WebViewTest.cpp
@@ -49,6 +49,7 @@
 #include "core/page/Page.h"
 #include "core/paint/LayerPainter.h"
 #include "core/testing/URLTestHelpers.h"
+#include "core/testing/UnitTestHelpers.h"
 #include "platform/KeyboardCodes.h"
 #include "platform/geometry/IntSize.h"
 #include "platform/graphics/Color.h"
@@ -85,8 +86,8 @@
 
 using namespace blink;
 using blink::FrameTestHelpers::loadFrame;
-using blink::FrameTestHelpers::runPendingTasks;
 using blink::URLTestHelpers::toKURL;
+using blink::testing::runPendingTasks;
 
 namespace {
 
@@ -203,7 +204,7 @@ private:
 
 };
 
-class WebViewTest : public testing::Test {
+class WebViewTest : public ::testing::Test {
 public:
     WebViewTest()
         : m_baseURL("http://www.test.com/")