FBTF: Move ctors/dtors into implementation files. Adds ctors/dtors to non-POD structs.

chrome/common/web_resource/web_resource_unpacker.h

Index: chrome/common/web_resource/web_resource_unpacker.h
diff --git a/chrome/common/web_resource/web_resource_unpacker.h b/chrome/common/web_resource/web_resource_unpacker.h
index c49f2fab57dc6ad5ff9f6a6b7315b0b8548e5d26..0728c2c1936c7adeb842032475903cccdff9e4c9 100644
--- a/chrome/common/web_resource/web_resource_unpacker.h
+++ b/chrome/common/web_resource/web_resource_unpacker.h
@@ -25,8 +25,8 @@ class WebResourceUnpacker {
   static const char* kInvalidDataTypeError;
   static const char* kUnexpectedJSONFormatError;
 
-  explicit WebResourceUnpacker(const std::string &resource_data)
-    : resource_data_(resource_data) {}
+  explicit WebResourceUnpacker(const std::string &resource_data);
+  ~WebResourceUnpacker();
 
   // This does the actual parsing.  In case of an error, error_message_
   // is set to an appropriate value.