all: update vendored dependencies

This CL does the following:

1. Bundles up golang.org/x/net/internal/httpsfv since h2_bundle.go now
relies on it.
2. Modifies h2_bundle.go import mapping to account for httpsfv package.
3. Updates all vendored dependencies using
golang.org/x/build/cmd/updatestd.

For #75500

Change-Id: Ia2f41ad606092fe20b62f946266190502b146977
Reviewed-on: https://go-review.googlesource.com/c/go/+/738621
Reviewed-by: Nicholas Husin <husin@google.com>
Reviewed-by: Damien Neil <dneil@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>

3 files changed, 17 insertions, 8 deletions

diff --git a/src/cmd/vendor/github.com/google/pprof/internal/driver/cli.go b/src/cmd/vendor/github.com/google/pprof/internal/driver/cli.go
index b97ef85169..7b8c3fc607 100644
--- a/src/cmd/vendor/github.com/google/pprof/internal/driver/cli.go
+++ b/src/cmd/vendor/github.com/google/pprof/internal/driver/cli.go
@@ -37,6 +37,7 @@ type source struct {
 	HTTPHostport       string
 	HTTPDisableBrowser bool
 	Comment            string
+	AllFrames          bool
 }
 
 // parseFlags parses the command lines through the specified flags package
@@ -51,7 +52,8 @@ func parseFlags(o *plugin.Options) (*source, []string, error) {
 	flagSymbolize := flag.String("symbolize", "", "Options for profile symbolization")
 	flagBuildID := flag.String("buildid", "", "Override build id for first mapping")
 	flagTimeout := flag.Int("timeout", -1, "Timeout in seconds for fetching a profile")
-	flagAddComment := flag.String("add_comment", "", "Annotation string to record in the profile")
+	flagAddComment := flag.String("add_comment", "", "Free-form annotation to add to the profile")
+	flagAllFrames := flag.Bool("all_frames", false, "Ignore drop_frames and keep_frames regexps")
 	// CPU profile options
 	flagSeconds := flag.Int("seconds", -1, "Length of time for dynamic profiles")
 	// Heap profile options
@@ -145,6 +147,7 @@ func parseFlags(o *plugin.Options) (*source, []string, error) {
 		HTTPHostport:       *flagHTTP,
 		HTTPDisableBrowser: *flagNoBrowser,
 		Comment:            *flagAddComment,
+		AllFrames:          *flagAllFrames,
 	}
 
 	if err := source.addBaseProfiles(*flagBase, *flagDiffBase); err != nil {
@@ -338,6 +341,8 @@ var usageMsgVars = "\n\n" +
 	"                      Port is optional and a randomly available port by default.\n" +
 	"   -no_browser        Skip opening a browser for the interactive web UI.\n" +
 	"   -tools             Search path for object tools\n" +
+	"   -all_frames        Ignore drop_frames and keep_frames regexps in the profile\n" +
+	"                      Rarely needed, mainly used for debugging pprof itself\n" +
 	"\n" +
 	"  Legacy convenience options:\n" +
 	"   -inuse_space           Same as -sample_index=inuse_space\n" +
diff --git a/src/cmd/vendor/github.com/google/pprof/internal/driver/fetch.go b/src/cmd/vendor/github.com/google/pprof/internal/driver/fetch.go
index 969c1dac11..6d967a2037 100644
--- a/src/cmd/vendor/github.com/google/pprof/internal/driver/fetch.go
+++ b/src/cmd/vendor/github.com/google/pprof/internal/driver/fetch.go
@@ -77,6 +77,11 @@ func fetchProfiles(s *source, o *plugin.Options) (*profile.Profile, error) {
 		}
 	}
 
+	if s.AllFrames {
+		p.DropFrames = ""
+		p.KeepFrames = ""
+	}
+
 	// Symbolize the merged profile.
 	if err := o.Sym.Symbolize(s.Symbolize, m, p); err != nil {
 		return nil, err
diff --git a/src/cmd/vendor/github.com/google/pprof/internal/elfexec/elfexec.go b/src/cmd/vendor/github.com/google/pprof/internal/elfexec/elfexec.go
index 37884033d3..a45e6beeb4 100644
--- a/src/cmd/vendor/github.com/google/pprof/internal/elfexec/elfexec.go
+++ b/src/cmd/vendor/github.com/google/pprof/internal/elfexec/elfexec.go
@@ -316,8 +316,7 @@ func ProgramHeadersForMapping(phdrs []elf.ProgHeader, mapOff, mapSz uint64) []*e
 		// page size is not 4KB, we must try to guess the page size on the system
 		// where the profile was collected, possibly using the architecture
 		// specified in the ELF file header.
-		pageSize       = 4096
-		pageOffsetMask = pageSize - 1
+		pageSize = 4096
 	)
 	mapLimit := mapOff + mapSz
 	var headers []*elf.ProgHeader
@@ -331,12 +330,12 @@ func ProgramHeadersForMapping(phdrs []elf.ProgHeader, mapOff, mapSz uint64) []*e
 		segLimit := p.Off + p.Memsz
 		// The segment must overlap the mapping.
 		if p.Type == elf.PT_LOAD && mapOff < segLimit && p.Off < mapLimit {
-			// If the mapping offset is strictly less than the page aligned segment
-			// offset, then this mapping comes from a different segment, fixes
-			// b/179920361.
+			// If the mapping offset is strictly less than the segment offset aligned
+			// to the segment p_align value then this mapping comes from a different
+			// segment, fixes b/179920361.
 			alignedSegOffset := uint64(0)
-			if p.Off > (p.Vaddr & pageOffsetMask) {
-				alignedSegOffset = p.Off - (p.Vaddr & pageOffsetMask)
+			if p.Off > (p.Vaddr & (p.Align - 1)) {
+				alignedSegOffset = p.Off - (p.Vaddr & (p.Align - 1))
 			}
 			if mapOff < alignedSegOffset {
 				continue