Roll PDFium from 19b8f51f5259 to 5ca588515aa0 (11 revisions)

https://pdfium.googlesource.com/pdfium.git/+log/19b8f51f5259..5ca588515aa0

2021-04-22 [email protected] Make CPDF_StreamContentParser own its stream parser.
2021-04-22 [email protected] UnownedPtrs<> should ideally be const, part 2.
2021-04-22 [email protected] Remove <assert.h> includes from PDFium
2021-04-22 [email protected] UnownedPtrs<> should ideally be const, part 1.
2021-04-22 [email protected] Fix text box edit shortcut keys for Mac.
2021-04-22 [email protected] Add an embedder test for select-all keyboard shortcut in text forms.
2021-04-22 [email protected] Make more pointers const in fpdf_annot.cpp.
2021-04-22 [email protected] Remove redundant code in FPDFAnnot_GetInkListPath().
2021-04-22 [email protected] Tidy CBA_FontMap::Initialize().
2021-04-21 [email protected] Tidy CPDF_IconFit::GetScale() and GetImageOffset()
2021-04-21 [email protected] Return CFX_VectorF from CPDF_IconFit methods.

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/pdfium-autoroll
Please CC [email protected] on the revert to ensure that a human
is aware of the problem.

To report a problem with the AutoRoller itself, please file a bug:
https://bugs.chromium.org/p/skia/issues/entry?template=Autoroller+Bug

Documentation for the AutoRoller is here:
https://skia.googlesource.com/buildbot/+doc/master/autoroll/README.md

Bug: chromium:836074
Tbr: [email protected]
Change-Id: I8a6986c443e154dc207fbe19792c48806e5b6ab5
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2847468
Commit-Queue: chromium-autoroll <[email protected]>
Bot-Commit: chromium-autoroll <[email protected]>
Cr-Commit-Position: refs/heads/master@{#875396}
diff --git a/DEPS b/DEPS
index 382432e..ed2cf07 100644
--- a/DEPS
+++ b/DEPS
@@ -229,7 +229,7 @@
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling PDFium
   # and whatever else without interference from each other.
-  'pdfium_revision': '19b8f51f5259867cfad62f5820d3186e0766400a',
+  'pdfium_revision': '5ca588515aa0cd789a422b6044bef45bf7dc0a77',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling BoringSSL
   # and whatever else without interference from each other.