Android: Update d8 to 1.2.48.

Includes fix for supporting asserts and invalid locals information.

Bug: 843307
Change-Id: Iec4ecb2981e8c895e728127179d3b0eb54f09b14
Reviewed-on: https://chromium-review.googlesource.com/c/1258963Reviewed-by: agrieve <agrieve@chromium.org>
Commit-Queue: Eric Stevenson <estevenson@chromium.org>
Cr-Commit-Position: refs/heads/master@{#596239}

DEPS

@@ -1016,7 +1016,7 @@ deps = {
       'packages': [
           {
               'package': 'chromium/third_party/r8',
-              'version': 'version:1.2.28-cr0',
+              'version': 'version:1.2.48',
           },
       ],
       'condition': 'checkout_android',

third_party/r8/README.chromium

 Name: R8
 URL: https://r8.googlesource.com/r8
-Version: 1.2.28-cr0
+Version: 1.2.48
 License: BSD 3-Clause
 License File: NOT_SHIPPED
 Security Critical: no
@@ -10,18 +10,4 @@ D8 is a dexer that converts java byte code to dex code.
 It is contained in the R8 repo.
 
 Local Modifications:
-Disabled the code that removes Java asserts. Diff:
-
-diff --git a/src/main/java/com/android/tools/r8/utils/InternalOptions.java b/src/main/java/com/android/tools/r8/utils/InternalOptions.java
-index 5f0ec45e..03612637 100644
---- a/src/main/java/com/android/tools/r8/utils/InternalOptions.java
-+++ b/src/main/java/com/android/tools/r8/utils/InternalOptions.java
-@@ -207,7 +207,7 @@ public class InternalOptions {
-   // EXPERIMENTAL flag to get behaviour as close to Proguard as possible.
-   public boolean forceProguardCompatibility = false;
-   public boolean enableMinification = true;
--  public boolean disableAssertions = true;
-+  public boolean disableAssertions = false;
-   public boolean debugKeepRules = false;
-   // Read input classes into CfCode format (instead of JarCode).
-   public boolean enableCfFrontend = false;
+None

third_party/r8/cipd.yaml

@@ -2,4 +2,4 @@ package: chromium/third_party/r8
 description: >
   D8 is a dexer that converts java byte code to dex code (part of the R8 repo).
 data:
-  - file: lib/d8.jar
\ No newline at end of file
+  - file: lib/d8.jar