C++: Extract TypedefsResolver out of ResolveExpression

... and rename it TypeResolver

Change-Id: I5cb076812d2e3ac132f18ea884ec69328b69999c
Reviewed-by: Przemyslaw Gorszkowski <pgorszkowski@gmail.com>

src/libs/cplusplus/cplusplus-lib.pri

@@ -36,6 +36,7 @@ HEADERS += \
     $$PWD/NamePrettyPrinter.h \
     $$PWD/TypeOfExpression.h \
     $$PWD/TypePrettyPrinter.h \
+    $$PWD/TypeResolver.h \
     $$PWD/ResolveExpression.h \
     $$PWD/LookupItem.h \
     $$PWD/AlreadyConsideredClassContainer.h \
@@ -68,6 +69,7 @@ SOURCES += \
     $$PWD/NamePrettyPrinter.cpp \
     $$PWD/TypeOfExpression.cpp \
     $$PWD/TypePrettyPrinter.cpp \
+    $$PWD/TypeResolver.cpp \
     $$PWD/ResolveExpression.cpp \
     $$PWD/LookupItem.cpp \
     $$PWD/LookupContext.cpp \