Remove SandboxBlocksModals runtime flag (status=stable)

third_party/WebKit/Source/core/dom/SandboxFlags.cpp

Index: third_party/WebKit/Source/core/dom/SandboxFlags.cpp
diff --git a/third_party/WebKit/Source/core/dom/SandboxFlags.cpp b/third_party/WebKit/Source/core/dom/SandboxFlags.cpp
index af4191a695610b6ec5fc84d0b3fd964f4bd56984..717345def4b751403b81bc0ce5bbca6a2cc66c65 100644
--- a/third_party/WebKit/Source/core/dom/SandboxFlags.cpp
+++ b/third_party/WebKit/Source/core/dom/SandboxFlags.cpp
@@ -61,7 +61,7 @@ SandboxFlags parseSandboxPolicy(const SpaceSplitString& policy, String& invalidT
             flags &= ~SandboxOrientationLock;
         } else if (equalIgnoringCase(sandboxToken, "allow-popups-to-escape-sandbox") && RuntimeEnabledFeatures::unsandboxedAuxiliaryEnabled()) {
             flags &= ~SandboxPropagatesToAuxiliaryBrowsingContexts;
-        } else if (equalIgnoringCase(sandboxToken, "allow-modals") && RuntimeEnabledFeatures::sandboxBlocksModalsEnabled()) {
+        } else if (equalIgnoringCase(sandboxToken, "allow-modals")) {
             flags &= ~SandboxModals;
         } else if (equalIgnoringCase(sandboxToken, "allow-presentation")) {
             flags &= ~SandboxPresentation;