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Convert legacy IPC messages to Mojo (fixes issue #3123)

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This change introduces a few minor CEF API behavior changes:

- A CefProcessMessage object cannot be reused after being passed to
  SendProcessMessage.
- The |extra_info| argument to CefRenderProcessHandler::OnBrowserCreated may
  now be NULL.

Where appropriate, we now utilize the default UTF string encoding format and
shared memory to reduce copies and conversions for the cross-process
transfer of arbitrary-length strings. For example, CefFrame::GetSource/GetText
now involves zero UTF conversions and zero copies in the browser process for
the CefString delivered to CefStringVisitor::Visit().
This commit is contained in:
Marshall Greenblatt
2021-05-14 12:58:55 -04:00
parent 4f0b7b4511
commit ebee84755e
82 changed files with 1615 additions and 2386 deletions
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10
include/cef_frame.h
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@@ -246,10 +246,12 @@ class CefFrame : public virtual CefBaseRefCounted {
CefRefPtr<CefURLRequestClient> client) = 0;
///
// Send a message to the specified |target_process|. Message delivery is not
// guaranteed in all cases (for example, if the browser is closing,
// navigating, or if the target process crashes). Send an ACK message back
// from the target process if confirmation is required.
// Send a message to the specified |target_process|. Ownership of the message
// contents will be transferred and the |message| reference will be
// invalidated. Message delivery is not guaranteed in all cases (for example,
// if the browser is closing, navigating, or if the target process crashes).
// Send an ACK message back from the target process if confirmation is
// required.
///
/*--cef()--*/
virtual void SendProcessMessage(CefProcessId target_process,