Screen Magnifier: Change keyboard shortcut from [CTRL + brightness] t…

…o [CTRL + ALT + brightness]

BUG=153961

Committed: http://src.chromium.org/viewvc/chrome?view=rev&revision=160776

Review URL: https://chromiumcodereview.appspot.com/11035051

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@163797 0039d316-1c4b-4281-b951-d872f2087c98

ash/accelerators/accelerator_table.cc

@@ -65,8 +65,10 @@ const AcceleratorData kAcceleratorData[] = {
   { true, ui::VKEY_F6, ui::EF_ALT_DOWN, KEYBOARD_BRIGHTNESS_DOWN },
   { true, ui::VKEY_F7, ui::EF_NONE, BRIGHTNESS_UP },
   { true, ui::VKEY_F7, ui::EF_ALT_DOWN, KEYBOARD_BRIGHTNESS_UP },
-  { true, ui::VKEY_F6, ui::EF_CONTROL_DOWN, MAGNIFY_SCREEN_ZOOM_OUT},
-  { true, ui::VKEY_F7, ui::EF_CONTROL_DOWN, MAGNIFY_SCREEN_ZOOM_IN},
+  { true, ui::VKEY_F6, ui::EF_CONTROL_DOWN | ui::EF_ALT_DOWN,
+    MAGNIFY_SCREEN_ZOOM_OUT},
+  { true, ui::VKEY_F7, ui::EF_CONTROL_DOWN | ui::EF_ALT_DOWN,
+    MAGNIFY_SCREEN_ZOOM_IN},
   { true, ui::VKEY_L, ui::EF_SHIFT_DOWN | ui::EF_CONTROL_DOWN, LOCK_SCREEN },
   { true, ui::VKEY_F8, ui::EF_NONE, VOLUME_MUTE },
   { true, ui::VKEY_F9, ui::EF_NONE, VOLUME_DOWN },