Add bugreport pre-dump functionality

Allow apps to trigger the dump of certain critical data, e.g. data stored in short
ring buffers that might get lost by the time a bugreport is requested.

Then, a bugreport request can specify whether the pre-dumped data should be used.

Fixes: 205138504
Test: atest com.android.os.bugreports.tests.BugreportManagerTest
Ignore-AOSP-First: depends on changes (surfaceflinger) that cannot go into AOSP
Change-Id: I976f2ed3189e83f5bd71dc81e20306527c411d10

1 files changed, 0 insertions, 7 deletions

diff --git a/services/surfaceflinger/SurfaceFlinger.cpp b/services/surfaceflinger/SurfaceFlinger.cpp
index f3551ae080..b20f54dbdb 100644
--- a/services/surfaceflinger/SurfaceFlinger.cpp
+++ b/services/surfaceflinger/SurfaceFlinger.cpp
@@ -4974,13 +4974,6 @@ status_t SurfaceFlinger::doDump(int fd, const DumpArgs& args, bool asProto) {
 }
 
 status_t SurfaceFlinger::dumpCritical(int fd, const DumpArgs&, bool asProto) {
-    if (asProto) {
-        mLayerTracing.writeToFile();
-        if (mTransactionTracing) {
-            mTransactionTracing->writeToFile();
-        }
-    }
-
     return doDump(fd, DumpArgs(), asProto);
 }