Revert of Remove StringBuilder::appendLiteral.

third_party/WebKit/Source/bindings/core/v8/ExceptionMessages.h

Index: third_party/WebKit/Source/bindings/core/v8/ExceptionMessages.h
diff --git a/third_party/WebKit/Source/bindings/core/v8/ExceptionMessages.h b/third_party/WebKit/Source/bindings/core/v8/ExceptionMessages.h
index 3a5804928b085fc877c09a99d67a03ed65162b9c..964ee4b3987a5d1c801aeec16f3cfc7390605e2c 100644
--- a/third_party/WebKit/Source/bindings/core/v8/ExceptionMessages.h
+++ b/third_party/WebKit/Source/bindings/core/v8/ExceptionMessages.h
@@ -75,15 +75,15 @@
     {
         bool eq = given == bound;
         StringBuilder result;
-        result.append("The ");
+        result.appendLiteral("The ");
         result.append(name);
-        result.append(" provided (");
+        result.appendLiteral(" provided (");
         result.append(formatNumber(given));
-        result.append(") is greater than ");
+        result.appendLiteral(") is greater than ");
         result.append(eq ? "or equal to " : "");
-        result.append("the maximum bound (");
+        result.appendLiteral("the maximum bound (");
         result.append(formatNumber(bound));
-        result.append(").");
+        result.appendLiteral(").");
         return result.toString();
     }
 
@@ -92,15 +92,15 @@
     {
         bool eq = given == bound;
         StringBuilder result;
-        result.append("The ");
+        result.appendLiteral("The ");
         result.append(name);
-        result.append(" provided (");
+        result.appendLiteral(" provided (");
         result.append(formatNumber(given));
-        result.append(") is less than ");
+        result.appendLiteral(") is less than ");
         result.append(eq ? "or equal to " : "");
-        result.append("the minimum bound (");
+        result.appendLiteral("the minimum bound (");
         result.append(formatNumber(bound));
-        result.append(").");
+        result.appendLiteral(").");
         return result.toString();
     }
 
@@ -108,14 +108,14 @@
     static String indexOutsideRange(const char* name, NumberType given, NumberType lowerBound, BoundType lowerType, NumberType upperBound, BoundType upperType)
     {
         StringBuilder result;
-        result.append("The ");
+        result.appendLiteral("The ");
         result.append(name);
-        result.append(" provided (");
+        result.appendLiteral(" provided (");
         result.append(formatNumber(given));
-        result.append(") is outside the range ");
+        result.appendLiteral(") is outside the range ");
         result.append(lowerType == ExclusiveBound ? '(' : '[');
         result.append(formatNumber(lowerBound));
-        result.append(", ");
+        result.appendLiteral(", ");
         result.append(formatNumber(upperBound));
         result.append(upperType == ExclusiveBound ? ')' : ']');
         result.append('.');