Add flag to force complex text for tests

third_party/WebKit/public/web/WebKit.h

Index: third_party/WebKit/public/web/WebKit.h
diff --git a/third_party/WebKit/public/web/WebKit.h b/third_party/WebKit/public/web/WebKit.h
index 47c4193c2b8afad9af3b9a96bb5237d6e4249e2f..5b9ea842d649afb4fa739dc9d543ef6c09be5e8b 100644
--- a/third_party/WebKit/public/web/WebKit.h
+++ b/third_party/WebKit/public/web/WebKit.h
@@ -78,6 +78,10 @@ BLINK_EXPORT bool layoutTestMode();
 BLINK_EXPORT void setFontAntialiasingEnabledForTest(bool);
 BLINK_EXPORT bool fontAntialiasingEnabledForTest();
 
+// Forces the use of the complex text path for layout tests.
+BLINK_EXPORT void setAlwaysUseComplexTextForTest(bool);
+BLINK_EXPORT bool alwaysUseComplexTextForTest();
+
 // Enables the named log channel. See WebCore/platform/Logging.h for details.
 BLINK_EXPORT void enableLogChannel(const char*);