don't automatically unblank external displays

this should be handled by the display-manager. we were doing
that in SF because until recently we didn't have enough support
in the HAL. however, this is now causing other problems when
plugging hdmi while the screen is off for instance.

Bug: 7150885
Change-Id: I739b209056a765d38d05295cf202f67ee0f506ae

1 files changed, 0 insertions, 6 deletions

diff --git a/services/surfaceflinger/SurfaceFlinger.cpp b/services/surfaceflinger/SurfaceFlinger.cpp
index 83674172f3..17c67f9c69 100644
--- a/services/surfaceflinger/SurfaceFlinger.cpp
+++ b/services/surfaceflinger/SurfaceFlinger.cpp
@@ -1212,12 +1212,6 @@ void SurfaceFlinger::handleTransactionLocked(uint32_t transactionFlags)
                                 state.viewport, state.frame);
                         hw->setDisplayName(state.displayName);
                         mDisplays.add(display, hw);
-                        if (hw->getDisplayType() < DisplayDevice::NUM_DISPLAY_TYPES) {
-                            // notify the system that this display is now up
-                            // (note onScreenAcquired() is safe to call from
-                            // here because we're in the main thread)
-                            onScreenAcquired(hw);
-                        }
                     }
                 }
             }