Remove GenerateBooleanCheck() since we have a boolean map now.

src/arm/stub-cache-arm.cc

Index: src/arm/stub-cache-arm.cc
diff --git a/src/arm/stub-cache-arm.cc b/src/arm/stub-cache-arm.cc
index a8867cd6bfd18411b3bf7051050495ca0962bb11..fd53b9782d6d956cfaa99048d2217dfd2ca4c998 100644
--- a/src/arm/stub-cache-arm.cc
+++ b/src/arm/stub-cache-arm.cc
@@ -1167,19 +1167,6 @@ void LoadStubCompiler::GenerateLoadInterceptor(
 }
 
 
-void StubCompiler::GenerateBooleanCheck(Register object, Label* miss) {
-  Label success;
-  // Check that the object is a boolean.
-  __ LoadRoot(ip, Heap::kTrueValueRootIndex);
-  __ cmp(object, ip);
-  __ b(eq, &success);
-  __ LoadRoot(ip, Heap::kFalseValueRootIndex);
-  __ cmp(object, ip);
-  __ b(ne, miss);
-  __ bind(&success);
-}
-
-
 Handle<Code> StoreStubCompiler::CompileStoreCallback(
     Handle<JSObject> object,
     Handle<JSObject> holder,