[C++] arrow/compute/api.h can't be used without arrow/array.h

[asfimport]

If arrow/compute/api.h is included but arrow/array.h isn't included, the following error is occurred:

In file included from arrow/compute/api.h:23:0,
                 from arrow-glib/compute.hpp:22,
                 from compute.cpp:24:
arrow/compute/kernel.h:26:7: error: 'internal' has not been declared
 using internal::ArrayData;
       ^~~~~~~~
arrow/compute/kernel.h:43:65: error: 'ArrayData' has not been declared
   virtual Status Call(FunctionContext* ctx, const Array& input, ArrayData* out) = 0;
                                                                 ^~~~~~~~~

Reporter: Kouhei Sutou / @kou
Assignee: Kouhei Sutou / @kou

_{Note: This issue was originally created as ARROW-1507. Please see the migration documentation for further details.}

[asfimport]

Wes McKinney / @wesm:
Resolved in 8b70ab0