[DevTools] Generate separate copies of inspector_protocol.

third_party/WebKit/Source/platform/inspector_protocol/Parser_cpp.template

Index: third_party/WebKit/Source/platform/inspector_protocol/Parser_cpp.template
diff --git a/third_party/WebKit/Source/platform/inspector_protocol/Parser_cpp.template b/third_party/WebKit/Source/platform/inspector_protocol/Parser_cpp.template
index 34d8ff0720d046e736dd7a0ea2446a8ec80f27f7..d4e3bd55a26e4eed1aee61d5d4721160f69f0b11 100644
--- a/third_party/WebKit/Source/platform/inspector_protocol/Parser_cpp.template
+++ b/third_party/WebKit/Source/platform/inspector_protocol/Parser_cpp.template
@@ -2,8 +2,9 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-namespace blink {
-namespace protocol {
+{% for namespace in config.protocol.namespace %}
+namespace {{namespace}} {
+{% endfor %}
 
 namespace {
 
@@ -28,6 +29,35 @@ const char* const nullString = "null";
 const char* const trueString = "true";
 const char* const falseString = "false";
 
+bool isASCII(UChar c)
+{
+    return !(c & ~0x7F);
+}
+
+bool isSpaceOrNewLine(UChar c)
+{
+    return isASCII(c) && c <= ' ' && (c == ' ' || (c <= 0xD && c >= 0x9));
+}
+
+double charactersToDouble(const UChar* characters, size_t length, bool* ok)
+{
+    std::vector<char> buffer;
+    buffer.reserve(length + 1);
+    for (size_t i = 0; i < length; ++i) {
+        if (!isASCII(characters[i])) {
+            *ok = false;
+            return 0;
+        }
+        buffer.push_back(static_cast<char>(characters[i]));
+    }
+    buffer.push_back('\0');
+
+    char* endptr;
+    double result = std::strtod(buffer.data(), &endptr);
+    *ok = !(*endptr);
+    return result;
+}
+
 bool parseConstToken(const UChar* start, const UChar* end, const UChar** tokenEnd, const char* token)
 {
     while (start < end && *token != '\0' && *start++ == *token++) { }
@@ -195,7 +225,7 @@ bool skipComment(const UChar* start, const UChar* end, const UChar** commentEnd)
 void skipWhitespaceAndComments(const UChar* start, const UChar* end, const UChar** whitespaceEnd)
 {
     while (start < end) {
-        if (String16::isSpaceOrNewLine(*start)) {
+        if (isSpaceOrNewLine(*start)) {
             ++start;
         } else if (*start == '/') {
             const UChar* commentEnd;
@@ -282,7 +312,7 @@ inline int hexToInt(UChar c)
     return 0;
 }
 
-bool decodeString(const UChar* start, const UChar* end, String16Builder* output)
+bool decodeString(const UChar* start, const UChar* end, StringBuilder* output)
 {
     while (start < end) {
         UChar c = *start++;
@@ -335,7 +365,7 @@ bool decodeString(const UChar* start, const UChar* end, String16Builder* output)
     return true;
 }
 
-bool decodeString(const UChar* start, const UChar* end, String16* output)
+bool decodeString(const UChar* start, const UChar* end, String* output)
 {
     if (start == end) {
         *output = "";
@@ -343,8 +373,8 @@ bool decodeString(const UChar* start, const UChar* end, String16* output)
     }
     if (start > end)
         return false;
-    String16Builder buffer;
-    buffer.reserveCapacity(end - start);
+    StringBuilder buffer;
+    StringUtil::builderReserve(buffer, end - start);
     if (!decodeString(start, end, &buffer))
         return false;
     *output = buffer.toString();
@@ -374,7 +404,7 @@ std::unique_ptr<Value> buildValue(const UChar* start, const UChar* end, const UC
         break;
     case Number: {
         bool ok;
-        double value = String16::charactersToDouble(tokenStart, tokenEnd - tokenStart, &ok);
+        double value = charactersToDouble(tokenStart, tokenEnd - tokenStart, &ok);
         if (!ok)
             return nullptr;
         int number = static_cast<int>(value);
@@ -385,7 +415,7 @@ std::unique_ptr<Value> buildValue(const UChar* start, const UChar* end, const UC
         break;
     }
     case StringLiteral: {
-        String16 value;
+        String value;
         bool ok = decodeString(tokenStart + 1, tokenEnd - 1, &value);
         if (!ok)
             return nullptr;
@@ -427,7 +457,7 @@ std::unique_ptr<Value> buildValue(const UChar* start, const UChar* end, const UC
         while (token != ObjectEnd) {
             if (token != StringLiteral)
                 return nullptr;
-            String16 key;
+            String key;
             if (!decodeString(tokenStart + 1, tokenEnd - 1, &key))
                 return nullptr;
             start = tokenEnd;
@@ -483,12 +513,16 @@ std::unique_ptr<Value> parseJSONInternal(const UChar* start, unsigned length)
 
 } // anonymous namespace
 
-std::unique_ptr<Value> parseJSON(const String16& json)
+std::unique_ptr<Value> parseJSON(const String& json)
 {
-    if (json.isEmpty())
+    const UChar* characters = nullptr;
+    size_t length = 0;
+    StringUtil::toCharacters(json, &characters, &length);
+    if (!length)
         return nullptr;
-    return parseJSONInternal(json.characters16(), json.length());
+    return parseJSONInternal(characters, length);
 }
 
-} // namespace protocol
-} // namespace blink
+{% for namespace in config.protocol.namespace %}
+} // namespace {{namespace}}
+{% endfor %}