Roll third_party/inspector_protocol to efefa86c3183d307f0a0e53bf568fe57c5b58849

This roll includes:
  - [inspector_protocol] added StringUtil::toDouble method as requirement [1]

[1] https://codereview.chromium.org/2843223005/

BUG=712610
R=dgozman@chromium.org

Review-Url: https://codereview.chromium.org/2846113002
Cr-Commit-Position: refs/heads/master@{#467878}

components/ui_devtools/string_util.h

@@ -45,6 +45,11 @@ class StringUtil {
   static String fromDouble(double number) {
     return base::DoubleToString(number);
   }
+  static double toDouble(const char* s, size_t len, bool* ok) {
+    double v = 0.0;
+    *ok = base::StringToDouble(std::string(s, len), &v);
+    return *ok ? v : 0.0;
+  }
   static void builderAppend(StringBuilder& builder, const String& s) {
     builder.append(s);
   }

content/browser/devtools/protocol_string.h

@@ -52,6 +52,11 @@ class CONTENT_EXPORT StringUtil {
       s = "0" + s;
     return s;
   }
+  static double toDouble(const char* s, size_t len, bool* ok) {
+    double v = 0.0;
+    *ok = base::StringToDouble(std::string(s, len), &v);
+    return *ok ? v : 0.0;
+  }
   static size_t find(const String& s, const char* needle) {
     return s.find(needle);
   }

third_party/WebKit/Source/core/inspector/V8InspectorString.h

@@ -12,6 +12,7 @@
 #include "platform/wtf/Assertions.h"
 #include "platform/wtf/text/StringBuilder.h"
 #include "platform/wtf/text/StringHash.h"
+#include "platform/wtf/text/StringToNumber.h"
 #include "platform/wtf/text/StringView.h"
 #include "platform/wtf/text/WTFString.h"
 #include "v8/include/v8-inspector.h"
@@ -44,6 +45,9 @@ class CORE_EXPORT StringUtil {
   static String fromDouble(double number) {
     return Decimal::FromDouble(number).ToString();
   }
+  static double toDouble(const char* s, size_t len, bool* ok) {
+    return WTF::CharactersToDouble(reinterpret_cast<const LChar*>(s), len, ok);
+  }
   static size_t find(const String& s, const char* needle) {
     return s.Find(needle);
   }

third_party/inspector_protocol/README.chromium

@@ -2,7 +2,7 @@ Name: inspector protocol
 Short Name: inspector_protocol
 URL: https://chromium.googlesource.com/deps/inspector_protocol/
 Version: 0
-Revision: 13768f332cacb5170d64b8fcce1887b78fec2d86
+Revision: efefa86c3183d307f0a0e53bf568fe57c5b58849
 License: BSD
 License File: LICENSE
 Security Critical: no

third_party/inspector_protocol/lib/Parser_cpp.template

@@ -51,19 +51,13 @@ double charactersToDouble(const uint16_t* characters, size_t length, bool* ok)
         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;
+    return StringUtil::toDouble(buffer.data(), length, ok);
 }
 
 double charactersToDouble(const uint8_t* characters, size_t length, bool* ok)
 {
     std::string buffer(reinterpret_cast<const char*>(characters), length);
-    char* endptr;
-    double result = std::strtod(buffer.data(), &endptr);
-    *ok = !(*endptr);
-    return result;
+    return StringUtil::toDouble(buffer.data(), length, ok);
 }
 
 template<typename Char>