content/child/child_histogram_message_filter.h - Issue 1671933002: Create and pass shared-histogram-allocator from browser to renderer.

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Unified Diff: content/child/child_histogram_message_filter.h

Issue 1671933002: Create and pass shared-histogram-allocator from browser to renderer. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@hsm-merge

Patch Set: cleanup on RenderProcessHostDestroyed instead of RenderProcessExited; use existing ScopedObserver c… Created 4 years, 10 months ago

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« chrome/browser/metrics/subprocess_metrics_provider.cc ('K') | « content/browser/renderer_host/render_process_host_impl.cc ('k') | content/child/child_histogram_message_filter.cc » ('j') | content/child/child_histogram_message_filter.cc » ('J')
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Index: content/child/child_histogram_message_filter.h

diff --git a/content/child/child_histogram_message_filter.h b/content/child/child_histogram_message_filter.h

index e035e3ad7056a51e07e0c1a32964f64eb9bd4252..bd02470cd98390563b958b01c061611059407621 100644

--- a/content/child/child_histogram_message_filter.h

+++ b/content/child/child_histogram_message_filter.h

@@ -10,6 +10,7 @@

#include "base/macros.h"

#include "base/memory/scoped_ptr.h"

+#include "base/memory/shared_memory.h"

#include "ipc/message_filter.h"

namespace base {

@@ -36,6 +37,9 @@ class ChildHistogramMessageFilter : public IPC::MessageFilter {

~ChildHistogramMessageFilter() override;

// Message handlers.

+ virtual void OnSetHistogramMemory(

+ const base::SharedMemoryHandle& mem_handle,

+ int mem_size);

virtual void OnGetChildHistogramData(int sequence_number);

// Extract snapshot data and then send it off the the Browser process.