They should always use the function parameter tooltip.

This fixes a bug where you were offered completion for
C foo( -> C foo(int x)
if C had a constructor taking int x.

Reviewed-by: Thorbjørn Lindeijer <thorbjorn.lindeijer@nokia.com>

You now get the function parameters as a completion suggestion when
declaring or defining a function. The tooltip for function calls
is unchanged.

Reviewed-by: Roberto Raggi <roberto.raggi@nokia.com>
(cherry picked from commit 202fef42)

Done-with: danimo

Reviewed-by: Trust Me

Conflicts:

	src/libs/cplusplus/CppBindings.cpp
	src/libs/cplusplus/CppBindings.h
	src/libs/cplusplus/FastPreprocessor.cpp
	src/libs/cplusplus/FastPreprocessor.h
	src/plugins/cpptools/cppcurrentdocumentfilter.cpp
	src/plugins/cpptools/cppcurrentdocumentfilter.h
	src/plugins/cpptools/cppsemanticsearch.cpp
	src/plugins/cpptools/cppsemanticsearch.h
	src/plugins/duieditor/parser/qmljs.g
	src/plugins/duieditor/parser/qmljsast.cpp
	src/plugins/duieditor/parser/qmljsast_p.h
	src/plugins/duieditor/parser/qmljsastfwd_p.h
	src/plugins/duieditor/parser/qmljsastvisitor.cpp
	src/plugins/duieditor/parser/qmljsastvisitor_p.h
	src/plugins/duieditor/parser/qmljsengine_p.cpp
	src/plugins/duieditor/parser/qmljsengine_p.h
	src/plugins/duieditor/parser/qmljsgrammar.cpp
	src/plugins/duieditor/parser/qmljsgrammar_p.h
	src/plugins/duieditor/parser/qmljslexer.cpp
	src/plugins/duieditor/parser/qmljslexer_p.h
	src/plugins/duieditor/parser/qmljsmemorypool_p.h
	src/plugins/duieditor/parser/qmljsnodepool_p.h
	src/plugins/duieditor/parser/qmljsparser.cpp
	src/plugins/duieditor/parser/qmljsparser_p.h
	src/plugins/duieditor/parser/qmljsprettypretty.cpp
	src/plugins/duieditor/parser/qmljsprettypretty_p.h
	src/plugins/duieditor/rewriter/rewriter.cpp
	src/plugins/duieditor/rewriter/rewriter_p.h
	src/plugins/duieditor/rewriter/textwriter.cpp
	src/plugins/duieditor/rewriter/textwriter_p.h
	src/shared/cplusplus/ASTClone.cpp
	tests/manual/cplusplus/main.cpp

Reviewed-by: Trust Me

Since we're automatically inserting several kinds of brackets, but not
braces ({ }).

isValid -> supportsEditor

Done with Roberto Raggi

Now it shows immediately when there is only a single signature of a
given method/constructor.

(cherry picked from commit 8b9dd766)

Conflicts:

	src/plugins/cpptools/cppcodecompletion.cpp

Deals with cases like "QString s(", but for the moment doesn't handle
yet "QString const s(".

Done with Roberto Raggi.

(cherry picked from commit fca3ec1f)

Now it shows immediately when there is only a single signature of a
given method/constructor.

Deals with cases like "QString s(", but for the moment doesn't handle
yet "QString const s(".

Done with Roberto Raggi.

Some people don't like this.

It is now possible to choose between case-sensitive or case-insensitive
completion. Also, you can now disable the automatic insertion of braces.