cgraph.c (cgraph_clone_edge): Make the scale gcov_type.

	* cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
	(cgraph_clone_node): Likewise.
	* cgraph.h (cgraph_clone_edge): Update prototype.
	(cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
	duplicated prototypes; add updating argument.
	* cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
	* ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
	updating profile.
	(cgraph_mark_inline_edge): Likewise.
	(cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
	(cgraph_flatten_node): Likewise.
	(cgraph_decide_recursive_inlining): Likewise.
	(cgraph_decide_inlining_of_small_function): Likewise.
	* tree-optimize.c (tree_rest_of_compilation): Likewise.

From-SVN: r104601