[stubs] Removes the BranchIf.*() methods from CodeAssembler, changes their uses to Branch().

test/cctest/test-code-stub-assembler.cc

 // Copyright 2015 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/base/utils/random-number-generator.h"
 #include "src/code-factory.h"
 #include "src/code-stub-assembler.h"
 #include "src/compiler/node.h"
 #include "src/ic/stub-cache.h"
 #include "src/isolate.h"
@@ skipping 1239 matching lines @@
     Node* expected_handler = m.Parameter(2);
 
     Label passed(&m), failed(&m);
 
     Variable var_handler(&m, MachineRepresentation::kTagged);
     Label if_handler(&m), if_miss(&m);
 
     m.TryProbeStubCache(&stub_cache, receiver, name, &if_handler, &var_handler,
                         &if_miss);
     m.Bind(&if_handler);
-    m.BranchIfWordEqual(expected_handler, var_handler.value(), &passed,
-                        &failed);
+    m.Branch(m.WordEqual(expected_handler, var_handler.value()), &passed,
+             &failed);
 
     m.Bind(&if_miss);
-    m.BranchIfWordEqual(expected_handler, m.IntPtrConstant(0), &passed,
-                        &failed);
+    m.Branch(m.WordEqual(expected_handler, m.IntPtrConstant(0)), &passed,
+             &failed);
 
     m.Bind(&passed);
     m.Return(m.BooleanConstant(true));
 
     m.Bind(&failed);
     m.Return(m.BooleanConstant(false));
   }
 
   Handle<Code> code = m.GenerateCode();
   FunctionTester ft(code, kNumParams);
@@ skipping 228 matching lines @@
 
   Handle<Object> constructor =
       Object::GetPropertyOrElement(result,
                                    isolate->factory()->constructor_string())
           .ToHandleChecked();
   CHECK(constructor->SameValue(*isolate->type_error_function()));
 }
 
 }  // namespace internal
 }  // namespace v8