The most common and most likely answer to this crossword clue is the 9 letter word ROOFSCAPE
I've seen this crossword clue in The Times
R
O
O
F
S
C
A
P
E
More clues leading to the result ROOFSCAPE
Buddy explains!

The straight part
We know that "View of skyline" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case view of skyline = roofscape.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does ROOFSCAPE mean?
ROOFSCAPE noun- A landscape above ground formed by roofs of buildings.