[Interpreter]: Add support for strict mode load / store ICs.

test/unittests/interpreter/bytecode-array-builder-unittest.cc

Index: test/unittests/interpreter/bytecode-array-builder-unittest.cc
diff --git a/test/unittests/interpreter/bytecode-array-builder-unittest.cc b/test/unittests/interpreter/bytecode-array-builder-unittest.cc
index f328d4000db9b536a98f64bb2572dd0d48dda30a..f43e80a925a5bcb2b43bd73330dd24e9dd00f68d 100644
--- a/test/unittests/interpreter/bytecode-array-builder-unittest.cc
+++ b/test/unittests/interpreter/bytecode-array-builder-unittest.cc
@@ -47,17 +47,21 @@ TEST_F(BytecodeArrayBuilderTest, AllBytecodesGenerated) {
   builder.LoadNamedProperty(reg, 0, LanguageMode::SLOPPY)
       .LoadKeyedProperty(reg, 0, LanguageMode::SLOPPY)
       .StoreNamedProperty(reg, reg, 0, LanguageMode::SLOPPY)
-      .StoreKeyedProperty(reg, reg, 0, LanguageMode::SLOPPY);
+      .StoreKeyedProperty(reg, reg, 0, LanguageMode::SLOPPY)
+      .LoadNamedProperty(reg, 0, LanguageMode::STRICT)
+      .LoadKeyedProperty(reg, 0, LanguageMode::STRICT)
+      .StoreNamedProperty(reg, reg, 0, LanguageMode::STRICT)
+      .StoreKeyedProperty(reg, reg, 0, LanguageMode::STRICT);
 
   // Call operations.
   builder.Call(reg, reg, 0);
 
   // Emit binary operator invocations.
-  builder.BinaryOperation(Token::Value::ADD, reg)
-      .BinaryOperation(Token::Value::SUB, reg)
-      .BinaryOperation(Token::Value::MUL, reg)
-      .BinaryOperation(Token::Value::DIV, reg)
-      .BinaryOperation(Token::Value::MOD, reg);
+  builder.BinaryOperation(Token::Value::ADD, reg, LanguageMode::SLOPPY)
+      .BinaryOperation(Token::Value::SUB, reg, LanguageMode::SLOPPY)
+      .BinaryOperation(Token::Value::MUL, reg, LanguageMode::SLOPPY)
+      .BinaryOperation(Token::Value::DIV, reg, LanguageMode::SLOPPY)
+      .BinaryOperation(Token::Value::MOD, reg, LanguageMode::SLOPPY);
 
   // Emit test operator invocations.
   builder.CompareOperation(Token::Value::EQ, reg, LanguageMode::SLOPPY)