Remove MockConstraints

third_party/WebKit/Source/modules/mediastream/MediaConstraintsImpl.cpp

Index: third_party/WebKit/Source/modules/mediastream/MediaConstraintsImpl.cpp
diff --git a/third_party/WebKit/Source/modules/mediastream/MediaConstraintsImpl.cpp b/third_party/WebKit/Source/modules/mediastream/MediaConstraintsImpl.cpp
index 39fac457fd7c4a97d9e9e19b84159eb537c2b912..ee8148fb7b52fc73a0bb5768f49e01e67328534b 100644
--- a/third_party/WebKit/Source/modules/mediastream/MediaConstraintsImpl.cpp
+++ b/third_party/WebKit/Source/modules/mediastream/MediaConstraintsImpl.cpp
@@ -354,7 +354,10 @@ static void parseOldStyleNames(const WebVector<WebMediaConstraint>& oldNames, We
             result.googPayloadPadding.setExact(toBoolean(constraint.m_value));
         } else if (constraint.m_name.equals(kTestConstraint1)
             || constraint.m_name.equals(kTestConstraint2)) {
-            // These constraints are only for testing parsing. Ignore them.
+            // These constraints are only for testing parsing.
+            // Values 0 and 1 are legal, all others are a ConstraintError.
+            if (!constraint.m_value.equals("0") && !constraint.m_value.equals("1"))
+                errorState.throwConstraintError("Illegal value for constraint", constraint.m_name);
         } else {
             // TODO(hta): UMA stats for unknown constraints passed.
             // https://crbug.com/576613