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Unified Diff: content/browser/browser_plugin/browser_plugin_guest.cc

Issue 972313002: Make <webview> use out-of-process iframe architecture. (Closed) Base URL: ssh://saopaulo.wat/mnt/dev/shared/src@testoopif2z-better-chrome
Patch Set: Address comments move destruction callback to GuestViewContainer Created 5 years, 6 months ago
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Index: content/browser/browser_plugin/browser_plugin_guest.cc
diff --git a/content/browser/browser_plugin/browser_plugin_guest.cc b/content/browser/browser_plugin/browser_plugin_guest.cc
index 22696314621b4af82d931e56373010603b803114..974ac376645525a1be712e67d6e4f0fe0be02ab1 100644
--- a/content/browser/browser_plugin/browser_plugin_guest.cc
+++ b/content/browser/browser_plugin/browser_plugin_guest.cc
@@ -6,6 +6,7 @@
#include <algorithm>
+#include "base/command_line.h"
#include "base/message_loop/message_loop.h"
#include "base/pickle.h"
#include "base/strings/utf_string_conversions.h"
@@ -37,6 +38,7 @@
#include "content/public/browser/render_widget_host_view.h"
#include "content/public/browser/user_metrics.h"
#include "content/public/browser/web_contents_observer.h"
+#include "content/public/common/content_switches.h"
#include "content/public/common/drop_data.h"
#include "ui/gfx/geometry/size_conversions.h"
@@ -106,6 +108,13 @@ BrowserPluginGuest::BrowserPluginGuest(bool has_render_view,
}
int BrowserPluginGuest::GetGuestProxyRoutingID() {
+ if (base::CommandLine::ForCurrentProcess()->HasSwitch(
+ switches::kSitePerProcess)) {
+ // We don't use the proxy to send postMessage in --site-per-process, since
+ // we use the contentWindow directly from the frame element instead.
+ return MSG_ROUTING_NONE;
+ }
+
if (guest_proxy_routing_id_ != MSG_ROUTING_NONE)
return guest_proxy_routing_id_;
@@ -267,15 +276,21 @@ void BrowserPluginGuest::InitInternal(
guest_window_rect_ = params.view_rect;
if (owner_web_contents_ != owner_web_contents) {
- WebContentsViewGuest* new_view =
- static_cast<WebContentsViewGuest*>(GetWebContents()->GetView());
- if (owner_web_contents_)
+ WebContentsViewGuest* new_view = nullptr;
+ if (!base::CommandLine::ForCurrentProcess()->HasSwitch(
+ switches::kSitePerProcess)) {
+ new_view =
+ static_cast<WebContentsViewGuest*>(GetWebContents()->GetView());
+ }
+
+ if (owner_web_contents_ && new_view)
new_view->OnGuestDetached(owner_web_contents_->GetView());
// Once a BrowserPluginGuest has an embedder WebContents, it's considered to
// be attached.
owner_web_contents_ = owner_web_contents;
- new_view->OnGuestAttached(owner_web_contents_->GetView());
+ if (new_view)
+ new_view->OnGuestAttached(owner_web_contents_->GetView());
}
RendererPreferences* renderer_prefs =
@@ -613,6 +628,18 @@ bool BrowserPluginGuest::ShouldForwardToBrowserPluginGuest(
bool BrowserPluginGuest::OnMessageReceived(const IPC::Message& message) {
bool handled = true;
+ // In --site-per-process, we do not need most of BrowserPluginGuest to drive
+ // inner WebContents.
+ // Right now InputHostMsg_ImeCompositionRangeChanged hits NOTREACHED() in
+ // RWHVChildFrame, so we're disabling message handling entirely here.
+ // TODO(lazyboy): Fix this as part of http://crbug.com/330264. The required
+ // parts of code from this class should be extracted to a separate class for
+ // --site-per-process.
+ if (base::CommandLine::ForCurrentProcess()->HasSwitch(
+ switches::kSitePerProcess)) {
+ return false;
+ }
+
IPC_BEGIN_MESSAGE_MAP(BrowserPluginGuest, message)
IPC_MESSAGE_HANDLER(InputHostMsg_ImeCancelComposition,
OnImeCancelComposition)
@@ -693,10 +720,12 @@ void BrowserPluginGuest::Attach(
void BrowserPluginGuest::OnWillAttachComplete(
WebContentsImpl* embedder_web_contents,
const BrowserPluginHostMsg_Attach_Params& params) {
+ bool use_site_per_process = base::CommandLine::ForCurrentProcess()->HasSwitch(
+ switches::kSitePerProcess);
// If a RenderView has already been created for this new window, then we need
// to initialize the browser-side state now so that the RenderFrameHostManager
// does not create a new RenderView on navigation.
- if (has_render_view_) {
+ if (!use_site_per_process && has_render_view_) {
// This will trigger a callback to RenderViewReady after a round-trip IPC.
static_cast<RenderViewHostImpl*>(
GetWebContents()->GetRenderViewHost())->Init();
@@ -715,14 +744,16 @@ void BrowserPluginGuest::OnWillAttachComplete(
delegate_->DidAttach(GetGuestProxyRoutingID());
- has_render_view_ = true;
+ if (!use_site_per_process) {
+ has_render_view_ = true;
- // Enable input method for guest if it's enabled for the embedder.
- if (static_cast<RenderViewHostImpl*>(
- owner_web_contents_->GetRenderViewHost())->input_method_active()) {
- RenderViewHostImpl* guest_rvh = static_cast<RenderViewHostImpl*>(
- GetWebContents()->GetRenderViewHost());
- guest_rvh->SetInputMethodActive(true);
+ // Enable input method for guest if it's enabled for the embedder.
+ if (static_cast<RenderViewHostImpl*>(
+ owner_web_contents_->GetRenderViewHost())->input_method_active()) {
+ RenderViewHostImpl* guest_rvh = static_cast<RenderViewHostImpl*>(
+ GetWebContents()->GetRenderViewHost());
+ guest_rvh->SetInputMethodActive(true);
+ }
}
RecordAction(base::UserMetricsAction("BrowserPlugin.Guest.Attached"));

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