Merge lp:~tiagosh/messaging-app/fix-image-preview into lp:messaging-app

[Tiago Salem Herrmann]

Fix black image in the mms preview.

Fix black image in the mms preview.

--Checklist--
Are there any related MPs required for this MP to build/function as expected? Please list.
No

Is your branch in sync with latest trunk (e.g. bzr pull lp:trunk -> no changes)
Yes

Did you perform an exploratory manual test run of your code change and any related functionality on device or emulator?
Yes

Did you successfully run all tests found in your component's Test Plan (https://wiki.ubuntu.com/Process/Merges/TestPlan/messaging-app) on device or emulator?
Yes

If you changed the UI, was the change specified/approved by design?
N/A

If you changed UI labels, did you update the pot file?
N/A

If you changed the packaging (debian), did you add a core-dev as a reviewer to this MP?
N/A

[PS Jenkins bot (ps-jenkins)]

FAILED: Continuous integration, rev:261
http://jenkins.qa.ubuntu.com/job/messaging-app-ci/477/
Executed test runs:
    UNSTABLE: http://jenkins.qa.ubuntu.com/job/generic-deb-autopilot-utopic-touch/5435
    SUCCESS: http://jenkins.qa.ubuntu.com/job/generic-mediumtests-utopic/3894
    SUCCESS: http://jenkins.qa.ubuntu.com/job/messaging-app-utopic-i386-ci/271
    UNSTABLE: http://jenkins.qa.ubuntu.com/job/generic-deb-autopilot-runner-mako/5139
    SUCCESS: http://jenkins.qa.ubuntu.com/job/generic-mediumtests-builder-utopic-armhf/6687
        deb: http://jenkins.qa.ubuntu.com/job/generic-mediumtests-builder-utopic-armhf/6687/artifact/work/output/*zip*/output.zip
    SUCCESS: http://s-jenkins.ubuntu-ci:8080/job/touch-flash-device/14074
    SUCCESS: http://jenkins.qa.ubuntu.com/job/autopilot-testrunner-otto-utopic/3271
    SUCCESS: http://jenkins.qa.ubuntu.com/job/generic-mediumtests-builder-utopic-amd64/4211
        deb: http://jenkins.qa.ubuntu.com/job/generic-mediumtests-builder-utopic-amd64/4211/artifact/work/output/*zip*/output.zip

Click here to trigger a rebuild:
http://s-jenkins.ubuntu-ci:8080/job/messaging-app-ci/477/rebuild

review: Needs Fixing (continuous-integration)

=== modified file 'src/qml/Messages.qml'
--- src/qml/Messages.qml	2014-09-17 15:48:56 +0000
+++ src/qml/Messages.qml	2014-10-02 15:32:28 +0000
@@ -633,6 +633,8 @@
                             id: avatarImage
                             width: units.gu(8)
                             height: units.gu(8)
+                            sourceSize.height: height
+                            sourceSize.width: width
                             fillMode: Image.PreserveAspectCrop
                             source: filePath
                             asynchronous: true