histograms
Manage Chromium histograms and enums metadata. Use this skill when adding code that logs a histogram or when updating metadata in histograms.xml or enums.xml.
24.24k repo starsObserved in 2 repos
Development
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jni-type-conversion
How to use @JniType annotations for ergonomic JNI. Relevant for Java files that use @NativeMethods or @CalledByNative.
24.24k repo starsObserved in 2 repos
Development
loadline
Running and analyzing LoadLine 1 and 2 benchmarks on Android using Crossbench. Use when you need to measure page loading performance, evaluate performance-related changes in Chrome, or collect Perfetto traces with realistic Chrome workload.
24.24k repo starsObserved in 2 repos
Testing & Quality
network-traffic-annotations
Guide for writing and managing Network Traffic Annotations in Chromium. Use this skill when adding or updating code that makes network requests.
24.24k repo starsObserved in 2 repos
Development
physical-chromebook-debugging
Build and deploy Chrome to a physical ChromeOS device, monitor logs, and take screenshots over SSH. Use when working with remote Chromebook testing hardware, deploying new builds of Chrome or ChromeOS, reading specific log files via SSH, or taking screenshots of a connected test endpoint.
24.24k repo starsObserved in 2 repos
Testing & Quality
policy-creation
Guide for adding new enterprise policies to Chromium. Complete guide for policy definitions, pref mapping, and writing tests.
24.24k repo starsObserved in 2 repos
Development
spanify-buffers
Find and fix unsafe buffer operations in a C++ file by removing UNSAFE_TODO markers and replacing unsafe raw pointers/C-style functions with base::span and standard safe containers. Use when the user asks to fix unsafe buffer warnings or `-Wunsafe-buffer-usage` errors. Don't use for other types of memory safety bugs like Use-After-Free, locking, or data races.
24.24k repo starsObserved in 2 repos
Development
test-conversion
Workflow for converting unit tests to browser tests for Project Bedrock. Invoke this when the user wants to remove complex Browser dependencies from tests.
24.24k repo starsObserved in 2 repos
Testing & Quality
trace-analysis
Skill for analyzing trace files and finding hard causal links across threads and processes (using waker_utid).
24.24k repo starsObserved in 2 repos
Testing & Quality