Change SkFileDescriptorStream to handle failure to open the file descriptor (by initializing its length_ to 0), and to return the number of bytes skipped if buffer==null, rather than returning the offset. Review URL: http://codereview.chromium.org/8800017
Change SkFileDescriptorStream to handle failure to open the file descriptor
(by initializing its length_ to 0), and to return the number of bytes skipped
if buffer==null, rather than returning the offset.
Review URL: http://codereview.chromium.org/8800017

git-svn-id: de016e52bd170d2d4f2344f9bf92d50478b649e0@113197 0039d316-1c4b-4281-b951-d872f2087c98

adobe/chromium,gavinp/chromium,ropik/chromium,ropik/chromium,adobe/chromium,gavinp/chromium,gavinp/chromium,adobe/chromium,yitian134/chromium,yitian134/chromium,adobe/chromium,yitian134/chromium,ropik/chromium,yitian134/chromium,gavinp/chromium,ropik/chromium,ropik/chromium,adobe/chromium,adobe/chromium,gavinp/chromium,yitian134/chromium,gavinp/chromium,adobe/chromium,yitian134/chromium,gavinp/chromium,yitian134/chromium,adobe/chromium,yitian134/chromium,ropik/chromium,gavinp/chromium,yitian134/chromium,adobe/chromium,ropik/chromium,adobe/chromium,gavinp/chromium,adobe/chromium,yitian134/chromium,gavinp/chromium,ropik/chromium,ropik/chromium