Revert "Roll breakpad to 9c38ab7c67e5b199e6b7ffafa27b7f463f06dedd"

This reverts commit ee340b0b.

Reason for revert: New symupload version is encountering issues on Mac OS build bots, need to investigate and fix before re-rolling changes.

Original change's description:
> Roll breakpad to 9c38ab7c67e5b199e6b7ffafa27b7f463f06dedd
> 
> This is primarily needed to bring in symupload native symbols support on Mac.
> 
> 9c38ab7 Add native symbol uploads to Mac OS symupload tool.
> 62d9272 linux: Fix segfault when there is no section header in ELF file
> 087795c processor: subtract 1 from return pointers while scanning
> 014e842 Escape more characters in Mac OS sym-upload-v2 debug_file strings.
> 
> BUG=1021742
> R=​nbilling@google.com, rohitrao@chromium.org
> 
> Change-Id: I7bc63acfb5fb94e1c9b9f6d38801886a6225c2f3
> Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2380139
> Reviewed-by: Rohit Rao <rohitrao@chromium.org>
> Commit-Queue: Rohit Rao <rohitrao@chromium.org>
> Auto-Submit: Michael Moss <mmoss@chromium.org>
> Cr-Commit-Position: refs/heads/master@{#802357}

TBR=rohitrao@chromium.org,mmoss@chromium.org,nbilling@google.com

Change-Id: I40b4c2aac99b4153e9df8b268e0ca2d5b7bae6f4
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Bug: 1021742
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2382010Reviewed-by: Michael Moss <mmoss@chromium.org>
Commit-Queue: Michael Moss <mmoss@chromium.org>
Cr-Commit-Position: refs/heads/master@{#802686}

DEPS

@@ -831,7 +831,7 @@ deps = {
   },
 
   'src/third_party/breakpad/breakpad':
-    Var('chromium_git') + '/breakpad/breakpad.git' + '@' + '9c38ab7c67e5b199e6b7ffafa27b7f463f06dedd',
+    Var('chromium_git') + '/breakpad/breakpad.git' + '@' + 'e3a62dc5502dec6ab451061769d7efaf5b7ffba8',
 
   'src/third_party/byte_buddy': {
       'packages': [